mirror of
https://github.com/phpbb/phpbb.git
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New template system. Lots of merging conflicts, so let nate know if he broke stuff.
git-svn-id: file:///svn/phpbb/trunk@105 89ea8834-ac86-4346-8a33-228a782c2dd0
This commit is contained in:
natec
@@ -23,7 +23,7 @@
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***************************************************************************/
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// Parse and show the overall header.
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$template->set_file(array("overall_header" => "overall_header.tpl",
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$template->set_filenames(array("overall_header" => "overall_header.tpl",
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"overall_footer" => "overall_footer.tpl"));
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if($user_logged_in)
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@@ -35,7 +35,7 @@ else
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$logged_in_status = "You are not logged in.";
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}
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$template->set_var(array("SITENAME" => $sitename,
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$template->assign_vars(array("SITENAME" => $sitename,
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"PHPEX" => $phpEx,
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"PAGE_TITLE" => $page_title,
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"LOGIN_STATUS" => $logged_in_status,
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@@ -67,67 +67,69 @@ $template->set_var(array("SITENAME" => $sitename,
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"L_NONEWPOSTS" => $l_nonewposts,
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"L_NEWPOSTS" => $l_newposts));
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$template->pparse("output", "overall_header");
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$template->pparse("overall_header");
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// Do a switch on page type, this way we only load the templates that we need at the time
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switch($pagetype)
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{
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case 'index':
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$template->set_file(array("header" => "index_header.tpl",
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$template->set_filenames(array("header" => "index_header.tpl",
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"body" => "index_body.tpl",
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"footer" => "index_footer.tpl"));
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$template->set_var(array("TOTAL_POSTS" => $total_posts,
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$template->assign_vars(array("TOTAL_POSTS" => $total_posts,
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"TOTAL_USERS" => $total_users,
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"NEWEST_USER" => $newest_user,
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"NEWEST_UID" => $newest_uid,
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"USERS_BROWSING" => $users_browsing));
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$template->pparse("output", "header");
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$template->pparse("header");
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break;
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case 'viewforum':
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$template->set_file(array("header" => "viewforum_header.tpl",
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$template->set_filenames(array("header" => "viewforum_header.tpl",
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"body" => "viewforum_body.tpl",
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"jumpbox" => "jumpbox.tpl",
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"footer" => "viewforum_footer.tpl"));
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$jumpbox = make_jumpbox($db);
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$template->set_var(array("JUMPBOX_LIST" => $jumpbox,
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$template->assign_vars(array("JUMPBOX_LIST" => $jumpbox,
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"JUMPBOX_ACTION" => "viewforum.".$phpEx,
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"SELECT_NAME" => "forum_id"));
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$template->parse("JUMPBOX","jumpbox");
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$template->set_var(array("FORUM_ID" => $forum_id,
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$template->assign_var_from_handle("JUMPBOX", "jumpbox");
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$template->assign_vars(array("FORUM_ID" => $forum_id,
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"FORUM_NAME" => $forum_name,
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"MODERATORS" => $forum_moderators));
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$template->pparse("output", "header");
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$template->pparse("header");
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break;
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case 'viewtopic':
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$template->set_file(array("header" => "viewtopic_header.tpl",
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$template->set_filenames(array("header" => "viewtopic_header.tpl",
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"body" => "viewtopic_body.tpl",
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"jumpbox" => "jumpbox.tpl",
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"footer" => "viewtopic_footer.tpl"));
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$jumpbox = make_jumpbox($db);
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$template->set_var(array("JUMPBOX_LIST" => $jumpbox,
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$template->assign_vars(array("JUMPBOX_LIST" => $jumpbox,
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"JUMPBOX_ACTION" => "viewforum.".$phpEx,
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"SELECT_NAME" => "forum_id"));
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$template->parse("JUMPBOX","jumpbox");
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$template->set_var(array("FORUM_ID" => $forum_id,
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$template->assign_var_from_handle("JUMPBOX", "jumpbox");
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$template->assign_vars(array("FORUM_ID" => $forum_id,
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"FORUM_NAME" => $forum_name,
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"TOPIC_ID" => $topic_id,
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"TOPIC_TITLE" => $topic_title));
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$template->pparse("output", "header");
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$template->pparse("header");
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break;
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case 'newtopic':
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$template->set_file(array("header" => "newtopic_header.tpl",
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$template->set_filenames(array("header" => "newtopic_header.tpl",
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"body" => "posting_body.tpl"));
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$template->set_var(array("FORUM_ID" => $forum_id,
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$template->assign_vars(array("FORUM_ID" => $forum_id,
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"FORUM_NAME" => $forum_name,
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"L_POSTNEWIN" => $l_postnewin));
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$template->pparse("output", "header");
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$template->pparse("header");
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break;
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}
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@@ -26,17 +26,17 @@
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switch($pagetype)
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{
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case 'index':
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$template->pparse("output", "footer");
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$template->pparse("footer");
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break;
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case 'viewforum':
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$template->set_var(array("PHPEX" => $phpEx,
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$template->assign_vars(array("PHPEX" => $phpEx,
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"FORUM_ID" => $forum_id));
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$template->pparse("output", "footer");
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$template->pparse("footer");
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break;
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case 'viewtopic':
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$template->pparse("output", "footer");
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$template->pparse("footer");
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break;
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}
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@@ -45,9 +45,9 @@ if($user_logged_in)
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{
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$admin_link = "<a href=\"admin/index.php\">Administration Panel</a>";
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}
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$template->set_var(array("PHPBB_VERSION" => "2.0-alpha",
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$template->assign_vars(array("PHPBB_VERSION" => "2.0-alpha",
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"ADMIN_LINK" => $admin_link));
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$template->pparse("output", "overall_footer");
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$template->pparse("overall_footer");
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// Close our DB connection.
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$db->sql_close();
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@@ -1,375 +1,427 @@
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<?php
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/*
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* Session Management for PHP3
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*
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* (C) Copyright 1999-2000 NetUSE GmbH
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* Kristian Koehntopp
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*
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* $Id$
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*
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* This code was NOT written by the phpBB group. It is part of the PHPLib
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* package written by NetUSE GmbH and Kristian Koehntopp.
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* This code is released under the GNU General Public Licence and used in
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* accordance with said licence.
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*/
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/**
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* Some methods modified by Nathan Codding of the phpBB group for
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* better performance - replacing preg_replace() with str_replace()
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* where possible.
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*/
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// (insert phpBB file header here)
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/**
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* Template class. By Nathan Codding of the phpBB group.
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* The interface was originally inspired by PHPLib templates,
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* and the template file formats are quite similar.
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*
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*/
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// global variable that holds all the data we'll be substituting into
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// the compiled templates.
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// This will end up being a multi-dimensional array like this:
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// $_tpldata[block.][iteration#][child.][iteration#][child2.][iteration#][variablename] == value
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// if it's a root-level variable, it'll be like this:
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// $_tpldata[.][0][varname] == value
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if (!isset($_tpldata))
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{
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$_tpldata = array();
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}
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class Template {
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var $classname = "Template";
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/* if set, echo assignments */
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var $debug = false;
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// Hash of filenames for each template handle.
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var $files = array();
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/* $file[handle] = "filename"; */
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var $file = array();
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/* relative filenames are relative to this pathname */
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var $root = "";
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/* $varkeys[key] = "key"; $varvals[key] = "value"; */
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var $varkeys = array();
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var $varvals = array();
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// Root template directory.
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var $root = "";
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/* "remove" => remove undefined variables
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* "comment" => replace undefined variables with comments
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* "keep" => keep undefined variables
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// this will hash handle names to the compiled code for that handle.
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var $compiled_code = array();
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// This will hold the uncompiled code for that handle.
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var $uncompiled_code = array();
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/**
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* Constructor. Simply sets the root dir.
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*
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*/
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var $unknowns = "remove";
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/* "yes" => halt, "report" => report error, continue, "no" => ignore error quietly */
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var $halt_on_error = "yes";
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/* last error message is retained here */
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var $last_error = "";
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/***************************************************************************/
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/* public: Constructor.
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* root: template directory.
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* unknowns: how to handle unknown variables.
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*/
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function Template($root = ".", $unknowns = "remove") {
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$this->set_root($root);
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$this->set_unknowns($unknowns);
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function Template($root = ".")
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{
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$this->set_rootdir($root);
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}
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/* public: setroot(pathname $root)
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* root: new template directory.
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/**
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* Sets the template root directory for this Template object.
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*/
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function set_root($root) {
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if (!is_dir($root)) {
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$this->halt("set_root: $root is not a directory.");
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function set_rootdir($dir)
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{
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if (!is_dir($dir))
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{
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return false;
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}
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$this->root = $root;
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$this->root = $dir;
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return true;
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}
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/* public: set_unknowns(enum $unknowns)
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* unknowns: "remove", "comment", "keep"
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*
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/**
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* Sets the template filenames for handles. $filename_array
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* should be a hash of handle => filename pairs.
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*/
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function set_unknowns($unknowns = "keep") {
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$this->unknowns = $unknowns;
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}
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/* public: set_file(array $filelist)
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* filelist: array of handle, filename pairs.
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*
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* public: set_file(string $handle, string $filename)
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* handle: handle for a filename,
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* filename: name of template file
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*/
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function set_file($handle, $filename = "") {
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if (!is_array($handle)) {
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if ($filename == "") {
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$this->halt("set_file: For handle $handle filename is empty.");
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return false;
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}
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$this->file[$handle] = $this->filename($filename);
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} else {
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reset($handle);
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while(list($h, $f) = each($handle)) {
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$this->file[$h] = $this->filename($f);
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}
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}
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}
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/* public: set_block(string $parent, string $handle, string $name = "")
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* extract the template $handle from $parent,
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* place variable {$name} instead.
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*/
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function set_block($parent, $handle, $name = "") {
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if (!$this->loadfile($parent)) {
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$this->halt("subst: unable to load $parent.");
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return false;
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}
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if ($name == "")
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$name = $handle;
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$str = $this->get_var($parent);
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$reg = "/<!--\s+BEGIN $handle\s+-->(.*?)\n\s*<!--\s+END $handle\s+-->/sm";
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preg_match($reg, $str, $m);
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$str = preg_replace($reg, "{" . "$name}", $str);
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$this->set_var($handle, $m[1]);
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$this->set_var($parent, $str);
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}
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/* public: set_var(array $values)
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* values: array of variable name, value pairs.
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*
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* public: set_var(string $varname, string $value)
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* varname: name of a variable that is to be defined
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* value: value of that variable
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*/
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function set_var($varname, $value = "") {
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if (!is_array($varname)) {
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if (!empty($varname))
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if ($this->debug) print "scalar: set *$varname* to *$value*<br>\n";
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$this->varkeys[$varname] = '{' . $varname . '}';
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$this->varvals[$varname] = $value;
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} else {
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reset($varname);
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while(list($k, $v) = each($varname)) {
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if (!empty($k))
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if ($this->debug) print "array: set *$k* to *$v*<br>\n";
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$this->varkeys[$k] = '{' . $k . '}';
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$this->varvals[$k] = $v;
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}
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}
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}
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/* public: subst(string $handle)
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* handle: handle of template where variables are to be substituted.
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*/
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function subst($handle) {
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if (!$this->loadfile($handle)) {
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$this->halt("subst: unable to load $handle.");
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return false;
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}
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$str = $this->get_var($handle);
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// This will break if $str is an array... Not sure if that ever
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// actually happens, so we'll use this check for a while.
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if (is_array($str)) die ("str is an array.");
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reset($this->varkeys);
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while (list($k, $v) = each ($this->varkeys))
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{
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$str = str_replace($this->varkeys[$k], $this->varvals[$k], $str);
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}
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return $str;
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}
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/* public: psubst(string $handle)
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* handle: handle of template where variables are to be substituted.
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*/
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function psubst($handle) {
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print $this->subst($handle);
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return false;
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}
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/* public: parse(string $target, string $handle, boolean append)
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* public: parse(string $target, array $handle, boolean append)
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* target: handle of variable to generate
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* handle: handle of template to substitute
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* append: append to target handle
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*/
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function parse($target, $handle, $append = false)
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function set_filenames($filename_array)
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{
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if (!is_array($handle))
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if (!is_array($filename_array))
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{
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return false;
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}
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reset($filename_array);
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while(list($handle, $filename) = each($filename_array))
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{
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$this->files[$handle] = $this->make_filename($filename);
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}
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return true;
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}
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||||
|
||||
|
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/**
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* Load the file for the handle, compile the file,
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* and run the compiled code. This will print out
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* the results of executing the template.
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*/
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function pparse($handle)
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{
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global $_tpldata;
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||||
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if (!$this->loadfile($handle))
|
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{
|
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die("Template->pparse(): Couldn't load template file for handle $handle");
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||||
}
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||||
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// actually compile the template now.
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if (!isset($this->compiled_code[$handle]) || empty($this->compiled_code[$handle]))
|
||||
{
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||||
// Actually compile the code now.
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||||
$this->compiled_code[$handle] = $this->compile($this->uncompiled_code[$handle]);
|
||||
}
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||||
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||||
// Run the compiled code.
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||||
eval($this->compiled_code[$handle]);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Inserts the uncompiled code for $handle as the
|
||||
* value of $varname in the root-level. This can be used
|
||||
* to effectively include a template in the middle of another
|
||||
* template.
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||||
* Note that all desired assignments to the variables in $handle should be done
|
||||
* BEFORE calling this function.
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||||
*/
|
||||
function assign_var_from_handle($varname, $handle)
|
||||
{
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||||
global $_tpldata;
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||||
if (!$this->loadfile($handle))
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||||
{
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||||
die("Template->assign_var_from_handle(): Couldn't load template file for handle $handle");
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||||
}
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||||
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||||
// Compile it, with the "no echo statements" option on.
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||||
$code = $this->compile($this->uncompiled_code[$handle], true);
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||||
// turn it into a variable assignment.
|
||||
$code = '$_str = \'' . $code . '\';';
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||||
|
||||
// evaluate the variable assignment.
|
||||
eval($code);
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||||
|
||||
// assign the value of the generated variable to the given varname.
|
||||
$this->assign_var($varname, $_str);
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||||
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Block-level variable assignment. Adds a new block iteration with the given
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||||
* variable assignments. Note that this should only be called once per block
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* iteration.
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||||
*/
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||||
function assign_block_vars($blockname, $vararray)
|
||||
{
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||||
global $_tpldata;
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||||
|
||||
if (strstr($blockname, '.'))
|
||||
{
|
||||
// Nested block.
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||||
$blocks = explode('.', $blockname);
|
||||
$blockcount = sizeof($blocks) - 1;
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||||
$str = '$_tpldata';
|
||||
for ($i = 0; $i < $blockcount; $i++)
|
||||
{
|
||||
$str .= '[\'' . $blocks[$i] . '.\']';
|
||||
eval('$lastiteration = sizeof(' . $str . ') - 1;');
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||||
$str .= '[' . $lastiteration . ']';
|
||||
}
|
||||
// Now we add the block that we're actually assigning to.
|
||||
// We're adding a new iteration to this block with the given
|
||||
// variable assignments.
|
||||
$str .= '[\'' . $blocks[$blockcount] . '.\'][] = $vararray;';
|
||||
|
||||
// Now we evaluate this assignment we've built up.
|
||||
eval($str);
|
||||
}
|
||||
else
|
||||
{
|
||||
// Top-level block.
|
||||
// Add a new iteration to this block with the variable assignments
|
||||
// we were given.
|
||||
$_tpldata[$blockname . '.'][] = $vararray;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Root-level variable assignment. Adds to current assignments, overriding
|
||||
* any existing variable assignment with the same name.
|
||||
*/
|
||||
function assign_vars($vararray)
|
||||
{
|
||||
global $_tpldata;
|
||||
|
||||
reset ($vararray);
|
||||
while (list($key, $val) = each($vararray))
|
||||
{
|
||||
$_tpldata['.'][0][$key] = $val;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
/**
|
||||
* Root-level variable assignment. Adds to current assignments, overriding
|
||||
* any existing variable assignment with the same name.
|
||||
*/
|
||||
function assign_var($varname, $varval)
|
||||
{
|
||||
global $_tpldata;
|
||||
|
||||
$_tpldata['.'][0][$varname] = $varval;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Generates a full path+filename for the given filename, which can either
|
||||
* be an absolute name, or a name relative to the rootdir for this Template
|
||||
* object.
|
||||
*/
|
||||
function make_filename($filename)
|
||||
{
|
||||
// Check if it's an absolute or relative path.
|
||||
if (substr($filename, 0, 1) != '/')
|
||||
{
|
||||
$str = $this->subst($handle);
|
||||
if ($append)
|
||||
{
|
||||
$this->set_var($target, $this->get_var($target) . $str);
|
||||
}
|
||||
else
|
||||
{
|
||||
$this->set_var($target, $str);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
reset($handle);
|
||||
while(list($i, $h) = each($handle))
|
||||
{
|
||||
$str = $this->subst($h);
|
||||
$this->set_var($target, $str);
|
||||
}
|
||||
}
|
||||
|
||||
return $str;
|
||||
}
|
||||
|
||||
function pparse($target, $handle, $append = false) {
|
||||
print $this->parse($target, $handle, $append);
|
||||
return false;
|
||||
}
|
||||
|
||||
/* public: get_vars()
|
||||
*/
|
||||
function get_vars() {
|
||||
reset($this->varkeys);
|
||||
while(list($k, $v) = each($this->varkeys)) {
|
||||
$result[$k] = $this->varvals[$k];
|
||||
}
|
||||
|
||||
return $result;
|
||||
}
|
||||
|
||||
/* public: get_var(string varname)
|
||||
* varname: name of variable.
|
||||
*
|
||||
* public: get_var(array varname)
|
||||
* varname: array of variable names
|
||||
*/
|
||||
function get_var($varname) {
|
||||
if (!is_array($varname)) {
|
||||
return $this->varvals[$varname];
|
||||
} else {
|
||||
reset($varname);
|
||||
while(list($k, $v) = each($varname)) {
|
||||
$result[$k] = $this->varvals[$k];
|
||||
}
|
||||
|
||||
return $result;
|
||||
}
|
||||
}
|
||||
|
||||
/* public: get_undefined($handle)
|
||||
* handle: handle of a template.
|
||||
*/
|
||||
function get_undefined($handle) {
|
||||
if (!$this->loadfile($handle)) {
|
||||
$this->halt("get_undefined: unable to load $handle.");
|
||||
return false;
|
||||
}
|
||||
|
||||
preg_match_all("/\{([^}]+)\}/", $this->get_var($handle), $m);
|
||||
$m = $m[1];
|
||||
if (!is_array($m))
|
||||
return false;
|
||||
|
||||
reset($m);
|
||||
while(list($k, $v) = each($m)) {
|
||||
if (!isset($this->varkeys[$v]))
|
||||
$result[$v] = $v;
|
||||
}
|
||||
|
||||
if (count($result))
|
||||
return $result;
|
||||
else
|
||||
return false;
|
||||
}
|
||||
|
||||
/* public: finish(string $str)
|
||||
* str: string to finish.
|
||||
*/
|
||||
function finish($str) {
|
||||
switch ($this->unknowns) {
|
||||
case "keep":
|
||||
break;
|
||||
|
||||
case "remove":
|
||||
$str = preg_replace('/{[^ \t\r\n}]+}/', "", $str);
|
||||
break;
|
||||
|
||||
case "comment":
|
||||
$str = preg_replace('/{([^ \t\r\n}]+)}/', "<!-- Template $handle: Variable \\1 undefined -->", $str);
|
||||
break;
|
||||
}
|
||||
|
||||
return $str;
|
||||
}
|
||||
|
||||
/* public: p(string $varname)
|
||||
* varname: name of variable to print.
|
||||
*/
|
||||
function p($varname) {
|
||||
print $this->finish($this->get_var($varname));
|
||||
}
|
||||
|
||||
function get($varname) {
|
||||
return $this->finish($this->get_var($varname));
|
||||
}
|
||||
|
||||
/***************************************************************************/
|
||||
/* private: filename($filename)
|
||||
* filename: name to be completed.
|
||||
*/
|
||||
function filename($filename) {
|
||||
if (substr($filename, 0, 1) != "/") {
|
||||
$filename = $this->root."/".$filename;
|
||||
$filename = $this->root . '/' . $filename;
|
||||
}
|
||||
|
||||
if (!file_exists($filename))
|
||||
$this->halt("filename: file $filename does not exist.");
|
||||
|
||||
{
|
||||
die("Template->make_filename(): Error - file $filename does not exist");
|
||||
}
|
||||
|
||||
return $filename;
|
||||
}
|
||||
|
||||
/* private: varname($varname)
|
||||
* varname: name of a replacement variable to be protected.
|
||||
*/
|
||||
function varname($varname) {
|
||||
return preg_quote("{".$varname."}");
|
||||
}
|
||||
|
||||
|
||||
/* private: loadfile(string $handle)
|
||||
* handle: load file defined by handle, if it is not loaded yet.
|
||||
/**
|
||||
* If not already done, load the file for the given handle and populate
|
||||
* the uncompiled_code[] hash with its code. Do not compile.
|
||||
*/
|
||||
function loadfile($handle) {
|
||||
if (isset($this->varkeys[$handle]) and !empty($this->varvals[$handle]))
|
||||
function loadfile($handle)
|
||||
{
|
||||
global $_tpldata;
|
||||
|
||||
// If the file for this handle is already loaded and compiled, do nothing.
|
||||
if (isset($this->uncompiled_code[$handle]) && !empty($this->uncompiled_code[$handle]))
|
||||
{
|
||||
return true;
|
||||
|
||||
if (!isset($this->file[$handle])) {
|
||||
$this->halt("loadfile: $handle is not a valid handle.");
|
||||
return false;
|
||||
}
|
||||
$filename = $this->file[$handle];
|
||||
|
||||
// If we don't have a file assigned to this handle, die.
|
||||
if (!isset($this->files[$handle]))
|
||||
{
|
||||
die("Template->loadfile(): No file specified for handle $handle");
|
||||
}
|
||||
|
||||
$filename = $this->files[$handle];
|
||||
|
||||
$str = implode("", @file($filename));
|
||||
if (empty($str)) {
|
||||
$this->halt("loadfile: While loading $handle, $filename does not exist or is empty.");
|
||||
return false;
|
||||
if (empty($str))
|
||||
{
|
||||
die("Template->loadfile(): File $filename for handle $handle is empty");
|
||||
}
|
||||
|
||||
$this->set_var($handle, $str);
|
||||
|
||||
$this->uncompiled_code[$handle] = $str;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
/***************************************************************************/
|
||||
/* public: halt(string $msg)
|
||||
* msg: error message to show.
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* Compiles the given string of code, and returns
|
||||
* the result in a string.
|
||||
* If "do_not_echo" is true, the returned code will not be directly
|
||||
* executable, but can be used as part of a variable assignment
|
||||
* for use in assign_code_from_handle().
|
||||
*/
|
||||
function compile($code, $do_not_echo = false)
|
||||
{
|
||||
global $_tpldata;
|
||||
|
||||
// replace \ with \\ and then ' with \'.
|
||||
$code = str_replace('\\', '\\\\', $code);
|
||||
$code = str_replace('\'', '\\\'', $code);
|
||||
|
||||
// change template varrefs into PHP varrefs
|
||||
|
||||
// This one will handle varrefs WITH namespaces
|
||||
$varrefs = array();
|
||||
preg_match_all('#\{(([a-z0-9\-_]+?\.)+?)([a-z0-9\-_]+?)\}#is', $code, $varrefs);
|
||||
$varcount = sizeof($varrefs[1]);
|
||||
for ($i = 0; $i < $varcount; $i++)
|
||||
{
|
||||
$namespace = $varrefs[1][$i];
|
||||
$varname = $varrefs[3][$i];
|
||||
$new = $this->generate_block_varref($namespace, $varname);
|
||||
|
||||
$code = str_replace($varrefs[0][$i], $new, $code);
|
||||
}
|
||||
|
||||
// This will handle the remaining root-level varrefs
|
||||
$code = preg_replace('#\{([a-z0-9\-_]*?)\}#is', '\' . $_tpldata[\'.\'][0][\'\1\'] . \'', $code);
|
||||
|
||||
// Break it up into lines.
|
||||
$code_lines = explode("\n", $code);
|
||||
|
||||
$block_nesting_level = 0;
|
||||
$block_names = array();
|
||||
$block_names[0] = ".";
|
||||
|
||||
// Second: prepend echo ', append ' . "\n"; to each line.
|
||||
$line_count = sizeof($code_lines);
|
||||
for ($i = 0; $i < $line_count; $i++)
|
||||
{
|
||||
$code_lines[$i] = chop($code_lines[$i]);
|
||||
if (preg_match('#<!-- BEGIN (.*?) -->#', $code_lines[$i], $m))
|
||||
{
|
||||
// We have the start of a block.
|
||||
$block_nesting_level++;
|
||||
$block_names[$block_nesting_level] = $m[1];
|
||||
|
||||
if ($block_nesting_level < 2)
|
||||
{
|
||||
// Block is not nested.
|
||||
$code_lines[$i] = '$_' . $m[1] . '_count = sizeof($_tpldata[\'' . $m[1] . '.\']);';
|
||||
$code_lines[$i] .= "\n" . 'for ($_' . $m[1] . '_i = 0; $_' . $m[1] . '_i < $_' . $m[1] . '_count; $_' . $m[1] . '_i++)';
|
||||
$code_lines[$i] .= "\n" . '{';
|
||||
}
|
||||
else
|
||||
{
|
||||
// This block is nested.
|
||||
|
||||
// Generate a namespace string for this block.
|
||||
$namespace = implode('.', $block_names);
|
||||
// strip leading period from root level..
|
||||
$namespace = substr($namespace, 2);
|
||||
// Get a reference to the data array for this block that depends on the
|
||||
// current indices of all parent blocks.
|
||||
$varref = $this->generate_block_data_ref($namespace, false);
|
||||
// Create the for loop code to iterate over this block.
|
||||
$code_lines[$i] = '$_' . $m[1] . '_count = sizeof(' . $varref . ');';
|
||||
$code_lines[$i] .= "\n" . 'for ($_' . $m[1] . '_i = 0; $_' . $m[1] . '_i < $_' . $m[1] . '_count; $_' . $m[1] . '_i++)';
|
||||
$code_lines[$i] .= "\n" . '{';
|
||||
}
|
||||
}
|
||||
else if (preg_match('#<!-- END (.*?) -->#', $code_lines[$i], $m))
|
||||
{
|
||||
// We have the end of a block.
|
||||
unset($block_names[$block_nesting_level]);
|
||||
$block_nesting_level--;
|
||||
$code_lines[$i] = '} // END ' . $m[1];
|
||||
}
|
||||
else
|
||||
{
|
||||
// We have an ordinary line of code.
|
||||
if (!$do_not_echo)
|
||||
{
|
||||
$code_lines[$i] = 'echo \'' . $code_lines[$i] . '\' . "\\n";';
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
// Bring it back into a single string of lines of code.
|
||||
$code = implode("\n", $code_lines);
|
||||
|
||||
return $code ;
|
||||
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* Generates a reference to the given variable inside the given (possibly nested)
|
||||
* block namespace. This is a string of the form:
|
||||
* ' . $_tpldata['parent'][$_parent_i]['$child1'][$_child1_i]['$child2'][$_child2_i]...['varname'] . '
|
||||
* It's ready to be inserted into an "echo" line in one of the templates.
|
||||
* NOTE: expects a trailing "." on the namespace.
|
||||
*/
|
||||
function halt($msg) {
|
||||
$this->last_error = $msg;
|
||||
|
||||
if ($this->halt_on_error != "no")
|
||||
$this->haltmsg($msg);
|
||||
|
||||
if ($this->halt_on_error == "yes")
|
||||
die("<b>Halted.</b>");
|
||||
|
||||
return false;
|
||||
function generate_block_varref($namespace, $varname)
|
||||
{
|
||||
// Strip the trailing period.
|
||||
$namespace = substr($namespace, 0, strlen($namespace) - 1);
|
||||
|
||||
// Get a reference to the data block for this namespace.
|
||||
$varref = $this->generate_block_data_ref($namespace, true);
|
||||
// Prepend the necessary code to stick this in an echo line.
|
||||
$varref = '\' . ' . $varref;
|
||||
// Append the variable reference.
|
||||
$varref .= '[\'' . $varname . '\'] . \'';
|
||||
|
||||
return $varref;
|
||||
|
||||
}
|
||||
|
||||
/* public, override: haltmsg($msg)
|
||||
* msg: error message to show.
|
||||
*/
|
||||
function haltmsg($msg) {
|
||||
printf("<b>Template Error:</b> %s<br>\n", $msg);
|
||||
|
||||
/**
|
||||
* Generates a reference to the array of data values for the given
|
||||
* (possibly nested) block namespace. This is a string of the form:
|
||||
* $_tpldata['parent'][$_parent_i]['$child1'][$_child1_i]['$child2'][$_child2_i]...['$childN']
|
||||
*
|
||||
* If $include_last_iterator is true, then [$_childN_i] will be appended to the form shown above.
|
||||
* NOTE: does not expect a trailing "." on the blockname.
|
||||
*/
|
||||
function generate_block_data_ref($blockname, $include_last_iterator)
|
||||
{
|
||||
// Get an array of the blocks involved.
|
||||
$blocks = explode(".", $blockname);
|
||||
$blockcount = sizeof($blocks) - 1;
|
||||
$varref = '$_tpldata';
|
||||
// Build up the string with everything but the last child.
|
||||
for ($i = 0; $i < $blockcount; $i++)
|
||||
{
|
||||
$varref .= '[\'' . $blocks[$i] . '.\'][$_' . $blocks[$i] . '_i]';
|
||||
}
|
||||
// Add the block reference for the last child.
|
||||
$varref .= '[\'' . $blocks[$blockcount] . '.\']';
|
||||
// Add the iterator for the last child if requried.
|
||||
if ($include_last_iterator)
|
||||
{
|
||||
$varref .= '[$_' . $blocks[$blockcount] . '_i]';
|
||||
}
|
||||
|
||||
return $varref;
|
||||
}
|
||||
|
||||
}
|
||||
?>
|
||||
|
||||
Reference in New Issue
Block a user