mirror of
https://github.com/phpbb/phpbb.git
synced 2025-10-27 13:40:28 +01:00
397 lines
8.7 KiB
JavaScript
397 lines
8.7 KiB
JavaScript
/**
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* bbCode control by subBlue design [ www.subBlue.com ]
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* Includes unixsafe colour palette selector by SHS`
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*/
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// Startup variables
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var imageTag = false;
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var theSelection = false;
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// Check for Browser & Platform for PC & IE specific bits
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// More details from: http://www.mozilla.org/docs/web-developer/sniffer/browser_type.html
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var clientPC = navigator.userAgent.toLowerCase(); // Get client info
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var clientVer = parseInt(navigator.appVersion); // Get browser version
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var is_ie = ((clientPC.indexOf('msie') != -1) && (clientPC.indexOf('opera') == -1));
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var is_win = ((clientPC.indexOf('win') != -1) || (clientPC.indexOf('16bit') != -1));
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var baseHeight;
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window.onload = initInsertions;
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/**
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* Shows the help messages in the helpline window
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*/
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function helpline(help)
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{
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document.forms[form_name].helpbox.value = help_line[help];
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}
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/**
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* Fix a bug involving the TextRange object. From
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* http://www.frostjedi.com/terra/scripts/demo/caretBug.html
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*/
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function initInsertions()
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{
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var doc;
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if(document.forms[form_name])
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{
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doc = document;
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}
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else
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{
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doc = opener.document;
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}
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var textarea = doc.forms[form_name].elements[text_name];
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if (is_ie && typeof(baseHeight) != 'number')
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{
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textarea.focus();
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baseHeight = doc.selection.createRange().duplicate().boundingHeight;
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document.body.focus();
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}
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}
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/**
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* bbstyle
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*/
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function bbstyle(bbnumber)
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{
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if (bbnumber != -1)
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{
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bbfontstyle(bbtags[bbnumber], bbtags[bbnumber+1]);
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}
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else
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{
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insert_text('[*]');
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document.forms[form_name].elements[text_name].focus();
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}
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}
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/**
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* Apply bbcodes
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*/
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function bbfontstyle(bbopen, bbclose)
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{
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theSelection = false;
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var textarea = document.forms[form_name].elements[text_name];
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textarea.focus();
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if ((clientVer >= 4) && is_ie && is_win)
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{
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// Get text selection
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theSelection = document.selection.createRange().text;
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if (theSelection)
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{
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// Add tags around selection
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document.selection.createRange().text = bbopen + theSelection + bbclose;
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document.forms[form_name].elements[text_name].focus();
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theSelection = '';
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return;
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}
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}
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else if (document.forms[form_name].elements[text_name].selectionEnd && (document.forms[form_name].elements[text_name].selectionEnd - document.forms[form_name].elements[text_name].selectionStart > 0))
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{
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mozWrap(document.forms[form_name].elements[text_name], bbopen, bbclose);
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document.forms[form_name].elements[text_name].focus();
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theSelection = '';
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return;
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}
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//The new position for the cursor after adding the bbcode
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var caret_pos = getCaretPosition(textarea).start;
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var new_pos = caret_pos + bbopen.length;
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// Open tag
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insert_text(bbopen + bbclose);
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// Center the cursor when we don't have a selection
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// Gecko and proper browsers
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if (!isNaN(textarea.selectionStart))
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{
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textarea.selectionStart = new_pos;
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textarea.selectionEnd = new_pos;
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}
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// IE
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else if (document.selection)
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{
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var range = textarea.createTextRange();
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range.move("character", new_pos);
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range.select();
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storeCaret(textarea);
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}
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textarea.focus();
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return;
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}
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/**
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* Insert text at position
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*/
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function insert_text(text, spaces, popup)
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{
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var textarea;
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if (!popup)
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{
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textarea = document.forms[form_name].elements[text_name];
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}
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else
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{
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textarea = opener.document.forms[form_name].elements[text_name];
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}
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if (spaces)
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{
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text = ' ' + text + ' ';
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}
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if (!isNaN(textarea.selectionStart))
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{
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var sel_start = textarea.selectionStart;
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var sel_end = textarea.selectionEnd;
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mozWrap(textarea, text, '')
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textarea.selectionStart = sel_start + text.length;
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textarea.selectionEnd = sel_end + text.length;
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}
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else if (textarea.createTextRange && textarea.caretPos)
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{
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if (baseHeight != textarea.caretPos.boundingHeight)
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{
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textarea.focus();
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storeCaret(textarea);
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}
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var caret_pos = textarea.caretPos;
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caret_pos.text = caret_pos.text.charAt(caret_pos.text.length - 1) == ' ' ? caret_pos.text + text + ' ' : caret_pos.text + text;
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}
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else
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{
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textarea.value = textarea.value + text;
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}
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if (!popup)
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{
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textarea.focus();
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}
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}
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/**
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* Add inline attachment at position
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*/
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function attach_inline(index, filename)
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{
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insert_text('[attachment=' + index + ']' + filename + '[/attachment]');
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document.forms[form_name].elements[text_name].focus();
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}
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/**
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* Add quote text to message
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*/
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function addquote(post_id, username)
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{
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var message_name = 'message_' + post_id;
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var theSelection = '';
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var divarea = false;
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if (document.all)
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{
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divarea = document.all[message_name];
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}
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else
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{
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divarea = document.getElementById(message_name);
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}
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// Get text selection - not only the post content :(
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if (window.getSelection)
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{
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theSelection = window.getSelection().toString();
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}
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else if (document.getSelection)
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{
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theSelection = document.getSelection();
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}
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else if (document.selection)
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{
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theSelection = document.selection.createRange().text;
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}
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if (theSelection == '' || typeof theSelection == 'undefined' || theSelection == null)
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{
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if (divarea.innerHTML)
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{
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theSelection = divarea.innerHTML.replace(/<br>/ig, '\n');
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theSelection = theSelection.replace(/<br\/>/ig, '\n');
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theSelection = theSelection.replace(/<\;/ig, '<');
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theSelection = theSelection.replace(/>\;/ig, '>');
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theSelection = theSelection.replace(/&\;/ig, '&');
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}
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else if (document.all)
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{
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theSelection = divarea.innerText;
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}
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else if (divarea.textContent)
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{
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theSelection = divarea.textContent;
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}
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else if (divarea.firstChild.nodeValue)
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{
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theSelection = divarea.firstChild.nodeValue;
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}
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}
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if (theSelection)
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{
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insert_text('[quote="' + username + '"]' + theSelection + '[/quote]');
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}
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return;
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}
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/**
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* From http://www.massless.org/mozedit/
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*/
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function mozWrap(txtarea, open, close)
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{
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var selLength = txtarea.textLength;
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var selStart = txtarea.selectionStart;
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var selEnd = txtarea.selectionEnd;
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var scrollTop = txtarea.scrollTop;
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if (selEnd == 1 || selEnd == 2)
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{
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selEnd = selLength;
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}
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var s1 = (txtarea.value).substring(0,selStart);
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var s2 = (txtarea.value).substring(selStart, selEnd)
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var s3 = (txtarea.value).substring(selEnd, selLength);
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txtarea.value = s1 + open + s2 + close + s3;
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txtarea.selectionStart = selEnd + open.length + close.length;
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txtarea.selectionEnd = txtarea.selectionStart;
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txtarea.focus();
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txtarea.scrollTop = scrollTop;
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return;
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}
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/**
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* Insert at Caret position. Code from
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* http://www.faqts.com/knowledge_base/view.phtml/aid/1052/fid/130
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*/
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function storeCaret(textEl)
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{
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if (textEl.createTextRange)
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{
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textEl.caretPos = document.selection.createRange().duplicate();
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}
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}
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/**
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* Color pallette
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*/
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function colorPalette(dir, width, height)
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{
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var r = 0, g = 0, b = 0;
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var numberList = new Array(6);
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numberList[0] = '00';
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numberList[1] = '40';
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numberList[2] = '80';
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numberList[3] = 'BF';
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numberList[4] = 'FF';
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document.writeln('<table cellspacing="1" cellpadding="0" border="0">');
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for (r = 0; r < 5; r++)
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{
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if (dir == 'h')
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{
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document.writeln('<tr>');
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}
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for (g = 0; g < 5; g++)
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{
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if (dir == 'v')
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{
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document.writeln('<tr>');
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}
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for (b = 0; b < 5; b++)
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{
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color = String(numberList[r]) + String(numberList[g]) + String(numberList[b]);
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document.write('<td bgcolor="#' + color + '">');
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document.write('<a href="#" onclick="bbfontstyle(\'[color=#' + color + ']\', \'[/color]\'); return false;" onmouseover="helpline(\'s\');" onmouseout="helpline(\'tip\');"><img src="images/spacer.gif" width="' + width + '" height="' + height + '" alt="#' + color + '" title="#' + color + '" /></a>');
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document.writeln('</td>');
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}
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if (dir == 'v')
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{
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document.writeln('</tr>');
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}
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}
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if (dir == 'h')
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{
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document.writeln('</tr>');
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}
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}
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document.writeln('</table>');
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}
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/**
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* Caret Position object
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*/
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function caretPosition()
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{
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var start = null;
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var end = null;
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}
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/**
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* Get the caret position in an textarea
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*/
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function getCaretPosition(txtarea)
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{
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var caretPos = new caretPosition();
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// simple Gecko/Opera way
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if(txtarea.selectionStart || txtarea.selectionStart == 0)
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{
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caretPos.start = txtarea.selectionStart;
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caretPos.end = txtarea.selectionEnd;
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}
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// dirty and slow IE way
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else if(document.selection)
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{
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// get current selection
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var range = document.selection.createRange();
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// a new selection of the whole textarea
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var range_all = document.body.createTextRange();
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range_all.moveToElementText(txtarea);
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// calculate selection start point by moving beginning of range_all to beginning of range
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var sel_start;
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for (sel_start = 0; range_all.compareEndPoints('StartToStart', range) < 0; sel_start++)
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{
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range_all.moveStart('character', 1);
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}
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txtarea.sel_start = sel_start;
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// we ignore the end value for IE, this is already dirty enough and we don't need it
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caretPos.start = txtarea.sel_start;
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caretPos.end = txtarea.sel_start;
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}
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return caretPos;
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} |