Moving 2.0 development version to main trunk.
[fa-stable.git] / includes / main.inc
index 937d9a9291692b801434099013b67cab0acf6317..19279f04d74a68c5b85524907024de65f9ad8af8 100644 (file)
     include_once($path_to_root . "/includes/systypes.inc");
     include_once($path_to_root . "/includes/references.inc");
     include_once($path_to_root . "/includes/prefs/sysprefs.inc");
-    include_once($path_to_root . "/includes/db/comments_db.inc"); 
-       include_once($path_to_root . "/includes/db/sql_functions.inc");      
-    
-    include_once($path_to_root . "/reporting/includes/form_types.inc");
-    
-    include_once($path_to_root . "/admin/db/users_db.inc");    
-    
-    function page($title, $no_menu=false, $is_index=false, $onload="", $js=""
+    include_once($path_to_root . "/includes/db/comments_db.inc");
+    include_once($path_to_root . "/includes/db/sql_functions.inc");
+
+    include_once($path_to_root . "/admin/db/users_db.inc");
+    include_once($path_to_root . "/includes/ui/ui_view.inc");
+    include_once($path_to_root . "/includes/ui/ui_controls.inc");
+       
+    function page($title, $no_menu=false, $is_index=false, $onload="", $js="", $script_only=false)
     {
-       
+
        global $path_to_root;
-       
+
        $hide_menu = $no_menu;
-       
+
        include($path_to_root . "/includes/page/header.inc");
-       
+
        page_header($title, $no_menu, $is_index, $onload, $js);
-    }     
-    
-    function end_page($no_menu=false, $is_index=false) 
+               error_box();
+               if($script_only) {              
+                       echo '<noscript>';
+                       echo display_heading(_('This page is usable only with javascript enabled browsers.'));
+                       echo '</noscript>';
+                       div_start('_page_body', null, true);
+               } else {
+                       div_start('_page_body'); // whole page content for ajax reloading
+               }
+    }
+
+    function end_page($no_menu=false, $is_index=false)
     {
-       global $path_to_root;
-       
+       global $path_to_root, $Ajax;
+
        $hide_menu = $no_menu;
-       
+
+               div_end();      // _page_body section
        include($path_to_root . "/includes/page/footer.inc");
-       
-       page_footer($no_menu, $is_index);       
+
+       page_footer($no_menu, $is_index);
+    }
+
+    function flush_dir($path) {
+       $dir = opendir($path);
+       while(false !== ($fname = readdir($dir))) {
+               if($fname=='.' || $fname=='..') continue;
+               if(is_dir($path.'/'.$fname)) {
+                   flush_dir($path.'/'.$fname);
+                   @rmdir($path.'/'.$fname);
+               } else
+                   @unlink($path.'/'.$fname);
+       }
+    }
+
+    function cache_js_file($fpath, $text) 
+    {
+       global $go_debug;
+
+       if(!$go_debug) $text = js_compress($text);
+
+        $file = fopen($fpath, 'w');
+       if (!$file) return false;
+       if (!fwrite($file, $text)) return false;
+       return fclose($file);
+
+    }
+
+    function add_js_file($filename) 
+    {
+         global $js_static;
+
+         $search = array_search($filename, $js_static);
+         if ($search === false || $search === null) // php>4.2.0 returns null
+               $js_static[] = $filename;       
+    }
+
+    function add_js_ufile($filename) 
+    {
+         global $js_userlib;
+
+         $search = array_search($filename, $js_userlib);
+         if ($search === false || $search === null) // php>4.2.0 returns null
+               $js_userlib[] = $filename;
+    }
+
+    function add_js_source($text) 
+    {
+         global $js_lib;
+         
+         $search = array_search($text, $js_lib);
+         if ($search === false || $search === null) // php>4.2.0 returns null
+               $js_lib[] = $text;
     }
 
+/**
+ * Compresses the Javascript code for more efficient delivery.
+ * copyright (c) 2005 by Jared White & J. Max Wilson
+ * http://www.xajaxproject.org
+ * Added removing comments from output.
+ * Warning: Fails on RegExp with quotes - use new RegExp() in this case.
+ */
+function js_compress($sJS)
+{
+       //remove windows cariage returns
+       $sJS = str_replace("\r","",$sJS);
+       
+       //array to store replaced literal strings
+       $literal_strings = array();
+       
+       //explode the string into lines
+       $lines = explode("\n",$sJS);
+       //loop through all the lines, building a new string at the same time as removing literal strings
+       $clean = "";
+       $inComment = false;
+       $literal = "";
+       $inQuote = false;
+       $escaped = false;
+       $quoteChar = "";
+       
+       for($i=0;$i<count($lines);$i++)
+       {
+               $line = $lines[$i];
+               $inNormalComment = false;
+       
+               //loop through line's characters and take out any literal strings, replace them with ___i___ where i is the index of this string
+               for($j=0;$j<strlen($line);$j++)
+               {
+                       $c = substr($line,$j,1);
+                       $d = substr($line,$j,2);
+       
+                       //look for start of quote
+                       if(!$inQuote && !$inComment)
+                       {
+                               //is this character a quote or a comment
+                               if(($c=="\"" || $c=="'") && !$inComment && !$inNormalComment)
+                               {
+                                       $inQuote = true;
+                                       $inComment = false;
+                                       $escaped = false;
+                                       $quoteChar = $c;
+                                       $literal = $c;
+                               }
+                               else if($d=="/*" && !$inNormalComment)
+                               {
+                                       $inQuote = false;
+                                       $inComment = true;
+                                       $escaped = false;
+                                       $quoteChar = $d;
+                                       $literal = $d;  
+                                       $j++;   
+                               }
+                               else if($d=="//") //ignore string markers that are found inside comments
+                               {
+                                       $inNormalComment = true;
+                                       $clean .= $c;
+                               }
+                               else
+                               {
+                                       $clean .= $c;
+                               }
+                       }
+                       else //allready in a string so find end quote
+                       {
+                               if($c == $quoteChar && !$escaped && !$inComment)
+                               {
+                                       $inQuote = false;
+                                       $literal .= $c;
+       
+                                       //subsitute in a marker for the string
+                                       $clean .= "___" . count($literal_strings) . "___";
+       
+                                       //push the string onto our array
+                                       array_push($literal_strings,$literal);
+       
+                               }
+                               else if($inComment && $d=="*/")
+                               {
+                                       $inComment = false;
+                                       $literal .= $d;
+       
+                                       //subsitute in a marker for the string
+                                       $clean .= "___" . count($literal_strings) . "___";
+       
+                                       //push the string onto our array
+                                       array_push($literal_strings,$literal);
+       
+                                       $j++;
+                               }
+                               else if($c == "\\" && !$escaped)
+                                       $escaped = true;
+                               else
+                                       $escaped = false;
+       
+                               $literal .= $c;
+                       }
+               }
+               if($inComment) $literal .= "\n";
+               $clean .= "\n";
+       }
+       //explode the clean string into lines again
+       $lines = explode("\n",$clean);
+       
+       //now process each line at a time
+       for($i=0;$i<count($lines);$i++)
+       {
+               $line = $lines[$i];
+       
+               //remove comments
+               $line = preg_replace("/\/\/(.*)/","",$line);
+       
+               //strip leading and trailing whitespace
+               $line = trim($line);
+       
+               //remove all whitespace with a single space
+               $line = preg_replace("/\s+/"," ",$line);
+       
+               //remove any whitespace that occurs after/before an operator
+               $line = preg_replace("/\s*([!\}\{;,&=\|\-\+\*\/\)\(:])\s*/","\\1",$line);
+       
+               $lines[$i] = $line;
+       }
+       
+       //implode the lines
+       $sJS = implode("\n",$lines);
+       
+       //make sure there is a max of 1 \n after each line
+       $sJS = preg_replace("/[\n]+/","\n",$sJS);
+       
+       //strip out line breaks that immediately follow a semi-colon
+       $sJS = preg_replace("/;\n/",";",$sJS);
+       
+       //curly brackets aren't on their own
+       $sJS = preg_replace("/[\n]*\{[\n]*/","{",$sJS);
+       
+       //finally loop through and replace all the literal strings:
+       for($i=0;$i<count($literal_strings);$i++) {
+           if (strpos($literal_strings[$i],"/*")!==false) 
+               $literal_strings[$i]= '';
+               $sJS = str_replace("___".$i."___",$literal_strings[$i],$sJS);
+       }
+       return $sJS;
+}
 ?>
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