includes/clientside/static/template-compiler.js
changeset 1 fe660c52c48f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/includes/clientside/static/template-compiler.js	Wed Jun 13 16:07:17 2007 -0400
@@ -0,0 +1,78 @@
+// An implementation of Enano's template compiler in Javascript. Same exact API
+// as the PHP version - constructor accepts text, then the assign_vars, assign_bool, and run methods.
+
+function templateParser(text)
+{
+  this.tpl_code    = text;
+  this.tpl_strings = new Object();
+  this.tpl_bool    = new Object();
+  this.assign_vars = __tpAssignVars;
+  this.assign_bool = __tpAssignBool;
+  this.run         = __tpRun;
+}
+
+function __tpAssignVars(vars)
+{
+  for(var i in vars)
+  {
+    this.tpl_strings[i] = vars[i];
+  }
+}
+
+function __tpAssignBool(vars)
+{
+  for(var i in vars)
+  {
+    this.tpl_bool[i] = ( vars[i] ) ? true : false; 
+  }
+}
+
+function __tpRun()
+{
+  if(typeof(this.tpl_code) == 'string')
+  {
+    tpl_code = __tpCompileTemplate(this.tpl_code);
+    try {
+      compiled = eval(tpl_code);
+    }
+    catch(e)
+    {
+      alert(e);
+      aclDebug(tpl_code);
+    }
+    return compiled;
+  }
+  return false;
+}
+
+function __tpCompileTemplate(code)
+{
+  // Compile plaintext/template code to javascript code
+  code = code.replace(/\\/g, "\\\\");
+  code = code.replace(/\'/g,  "\\'");
+  code = code.replace(/\"/g,  '\\"');
+  code = code.replace(new RegExp(unescape('%0A'), 'g'), '\\n');
+  code = "'" + code + "'";
+  code = code.replace(/\{([A-z0-9_-]+)\}/ig, "' + this.tpl_strings['$1'] + '");
+  code = code.replace(/\<!-- BEGIN ([A-z0-9_-]+) --\>([\s\S]*?)\<!-- BEGINELSE \1 --\>([\s\S]*?)\<!-- END \1 --\>/ig, "' + ( ( this.tpl_bool['$1'] == true ) ? '$2' : '$3' ) + '");
+  code = code.replace(/\<!-- BEGIN ([A-z0-9_-]+) --\>([\s\S]*?)\<!-- END \1 --\>/ig, "' + ( ( this.tpl_bool['$1'] == true ) ? '$2' : '' ) + '");
+  return code;
+}
+
+function __tpExtractVars(code)
+{
+  code = code.replace('\\', "\\\\");
+  code = code.replace("'",  "\\'");
+  code = code.replace('"',  '\\"');
+  code = code.replace(new RegExp(unescape('%0A'), 'g'), "\\n");
+  code = code.match(/\<!-- VAR ([A-z0-9_-]+) --\>([\s\S]*?)\<!-- ENDVAR \1 -->/g);
+  code2 = '';
+  for(var i in code)
+    if(typeof(code[i]) == 'string')
+      code2 = code2 + code[i];
+  code = code2.replace(/\<!-- VAR ([A-z0-9_-]+) --\>([\s\S]*?)\<!-- ENDVAR \1 -->/g, "'$1' : \"$2\",");
+  code = '( { ' + code + ' "________null________" : false } )';
+  vars = eval(code);
+  return vars;
+}
+