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docs/js/editarea_0_8_2/edit_area/regexp.js 5 KB
c2589de4   Luigi Serra   added demo page
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  	/*EditArea.prototype.comment_or_quotes= function(v0, v1, v2, v3, v4,v5,v6,v7,v8,v9, v10){

  		new_class="quotes";

  		if(v6 && v6 != undefined && v6!="")

  			new_class="comments";

  		return "µ__"+ new_class +"__µ"+v0+"µ_END_µ";

  

  	};*/

  	

  /*	EditArea.prototype.htmlTag= function(v0, v1, v2, v3, v4,v5,v6,v7,v8,v9, v10){

  		res="<span class=htmlTag>"+v2;

  		alert("v2: "+v2+" v3: "+v3);

  		tab=v3.split("=");

  		attributes="";

  		if(tab.length>1){

  			attributes="<span class=attribute>"+tab[0]+"</span>=";

  			for(i=1; i<tab.length-1; i++){

  				cut=tab[i].lastIndexOf("&nbsp;");				

  				attributes+="<span class=attributeVal>"+tab[i].substr(0,cut)+"</span>";

  				attributes+="<span class=attribute>"+tab[i].substr(cut)+"</span>=";

  			}

  			attributes+="<span class=attributeVal>"+tab[tab.length-1]+"</span>";

  		}		

  		res+=attributes+v5+"</span>";

  		return res;		

  	};*/

  	

  	// determine if the selected text if a comment or a quoted text

  	EditArea.prototype.comment_or_quote= function(){

  		var new_class="", close_tag="", sy, arg, i;

  		sy 		= parent.editAreaLoader.syntax[editArea.current_code_lang];

  		arg		= EditArea.prototype.comment_or_quote.arguments[0];

  		

  		for( i in sy["quotes"] ){

  			if(arg.indexOf(i)==0){

  				new_class="quotesmarks";

  				close_tag=sy["quotes"][i];

  			}

  		}

  		if(new_class.length==0)

  		{

  			for(var i in sy["comments"]){

  				if( arg.indexOf(i)==0 ){

  					new_class="comments";

  					close_tag=sy["comments"][i];

  				}

  			}

  		}

  		// for single line comment the \n must not be included in the span tags

  		if(close_tag=="\n"){

  			return "µ__"+ new_class +"__µ"+ arg.replace(/(\r?\n)?$/m, "µ_END_µ$1");

  		}else{

  			// the closing tag must be set only if the comment or quotes is closed 

  			reg= new RegExp(parent.editAreaLoader.get_escaped_regexp(close_tag)+"$", "m");

  			if( arg.search(reg)!=-1 )

  				return "µ__"+ new_class +"__µ"+ arg +"µ_END_µ";

  			else

  				return "µ__"+ new_class +"__µ"+ arg;

  		}

  	};

  	

  /*

  	// apply special tags arround text to highlight

  	EditArea.prototype.custom_highlight= function(){

  		res= EditArea.prototype.custom_highlight.arguments[1]+"µ__"+ editArea.reg_exp_span_tag +"__µ" + EditArea.prototype.custom_highlight.arguments[2]+"µ_END_µ";

  		if(EditArea.prototype.custom_highlight.arguments.length>5)

  			res+= EditArea.prototype.custom_highlight.arguments[ EditArea.prototype.custom_highlight.arguments.length-3 ];

  		return res;

  	};

  	*/

  	

  	// return identication that allow to know if revalidating only the text line won't make the syntax go mad

  	EditArea.prototype.get_syntax_trace= function(text){

  		if(this.settings["syntax"].length>0 && parent.editAreaLoader.syntax[this.settings["syntax"]]["syntax_trace_regexp"])

  			return text.replace(parent.editAreaLoader.syntax[this.settings["syntax"]]["syntax_trace_regexp"], "$3");

  	};

  	

  		

  	EditArea.prototype.colorize_text= function(text){

  		//text="<div id='result' class='area' style='position: relative; z-index: 4; height: 500px; overflow: scroll;border: solid black 1px;'> ";

  	  /*		

  		if(this.isOpera){	

  			// opera can't use pre element tabulation cause a tab=6 chars in the textarea and 8 chars in the pre 

  			text= this.replace_tab(text);

  		}*/

  		

  		text= " "+text; // for easier regExp

  		

  		/*if(this.do_html_tags)

  			text= text.replace(/(<[a-z]+ [^>]*>)/gi, '[__htmlTag__]$1[_END_]');*/

  		if(this.settings["syntax"].length>0)

  			text= this.apply_syntax(text, this.settings["syntax"]);

  

  		// remove the first space added

  		return text.substr(1).replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;").replace(/µ_END_µ/g,"</span>").replace(/µ__([a-zA-Z0-9]+)__µ/g,"<span class='$1'>");

  	};

  	

  	EditArea.prototype.apply_syntax= function(text, lang){

  		var sy;

  		this.current_code_lang=lang;

  	

  		if(!parent.editAreaLoader.syntax[lang])

  			return text;

  			

  		sy = parent.editAreaLoader.syntax[lang];

  		if(sy["custom_regexp"]['before']){

  			for( var i in sy["custom_regexp"]['before']){

  				var convert="$1µ__"+ sy["custom_regexp"]['before'][i]['class'] +"__µ$2µ_END_µ$3";

  				text= text.replace(sy["custom_regexp"]['before'][i]['regexp'], convert);

  			}

  		}

  		

  		if(sy["comment_or_quote_reg_exp"]){

  			//setTimeout("_$('debug_area').value=editArea.comment_or_quote_reg_exp;", 500);

  			text= text.replace(sy["comment_or_quote_reg_exp"], this.comment_or_quote);

  		}

  		

  		if(sy["keywords_reg_exp"]){

  			for(var i in sy["keywords_reg_exp"]){	

  				text= text.replace(sy["keywords_reg_exp"][i], 'µ__'+i+'__µ$2µ_END_µ');

  			}			

  		}

  		

  		if(sy["delimiters_reg_exp"]){

  			text= text.replace(sy["delimiters_reg_exp"], 'µ__delimiters__µ$1µ_END_µ');

  		}		

  		

  		if(sy["operators_reg_exp"]){

  			text= text.replace(sy["operators_reg_exp"], 'µ__operators__µ$1µ_END_µ');

  		}

  		

  		if(sy["custom_regexp"]['after']){

  			for( var i in sy["custom_regexp"]['after']){

  				var convert="$1µ__"+ sy["custom_regexp"]['after'][i]['class'] +"__µ$2µ_END_µ$3";

  				text= text.replace(sy["custom_regexp"]['after'][i]['regexp'], convert);			

  			}

  		}

  			

  		return text;

  	};