somehow url vars with &amp are not picked up by PHP

[squirrelmail.git] / functions / html.php

diff --git a/functions/html.php b/functions/html.php
index 6666cd640d768839f7f903cbeeb84d55b63de476..62bcafcf13899962058621378416d1afee2ed26d 100644 (file)
--- a/functions/html.php
+++ b/functions/html.php
@@ -18,63 +18,151 @@
                        $align = '',         // Alignment
                        $bgcolor = '',       // Back color
                        $xtra = '' ) {       // Extra options
-                        
-       GLOBAL $languages, $squirrelmail_language;
-       
-       $align = strtolower( $align );
-       $dir   = strtolower( $dir );
-       $tag = strtoupper( $tag );
-       
-       if ( isset( $languages[$squirrelmail_language]['DIR']) ) {
-           $dir = $languages[$squirrelmail_language]['DIR'];
-       } else {
-           $dir = 'ltr';
-       }
-
-       if ( $dir == 'ltr' ) {
-           $rgt = 'right';
-           $lft = 'left';              
-       } else {
-           $rgt = 'left';
-           $lft = 'right';     
-       }
-       
-       if ( $bgcolor <> '' ) {
-           $bgc = " BGCOLOR=\"$bgcolor\""; 
-       }
-
-       switch ( $align ) {
-       case '':
-           $alg = '';
-           break;
-       case 'right':
-           $alg = " ALIGN=\"$rgt\"";
-           break;
-        case 'left':               
-            $alg = " ALIGN=\"$lft\"";
-            break;
-       default:
-           $alg = " ALIGN=\"$align\"";
-           break;
-       }
-       
-       $ret = "<$tag";
-           
-       if ( $dir <> 'ltr' ) {
-           $ret .= " DIR=\"$dir\"";
-       }
-       $ret .= "$bgc$alg";
-           
-       if ( $xtra <> '' ) {
-           $ret .= " $xtra";
-       }
-       $ret .= '>';
-           
-       if ( $val <> '' ) {
-           $ret .= "$val</$tag>";
-       }
-       
+
+        GLOBAL $languages, $squirrelmail_language;
+
+        $align = strtolower( $align );
+        $bgc = '';
+        $tag = strtoupper( $tag );
+
+        if ( isset( $languages[$squirrelmail_language]['DIR']) ) {
+        $dir = $languages[$squirrelmail_language]['DIR'];
+        } else {
+            $dir = 'ltr';
+        }
+
+        if ( $dir == 'ltr' ) {
+            $rgt = 'right';
+            $lft = 'left';
+        } else {
+            $rgt = 'left';
+            $lft = 'right';
+        }
+
+        if ( $bgcolor <> '' ) {
+            $bgc = " BGCOLOR=\"$bgcolor\""; 
+        }
+
+        switch ( $align ) {
+            case '':
+                $alg = '';
+                break;
+            case 'right':
+                $alg = " ALIGN=\"$rgt\"";
+                break;
+            case 'left':
+                $alg = " ALIGN=\"$lft\"";
+                break;
+            default:
+                $alg = " ALIGN=\"$align\"";
+                break;
+        }
+
+        $ret = "<$tag";
+
+        if ( $dir <> 'ltr' ) {
+            $ret .= " DIR=\"$dir\"";
+        }
+        $ret .= "$bgc$alg";
+
+        if ( $xtra <> '' ) {
+            $ret .= " $xtra";
+        }
+        $ret .= '>';
+
+        if ( $val <> '' ) {
+            $ret .= "$val</$tag>";
+        }
+
         return( $ret );
     }
 
-?>
\ No newline at end of file
+    /* handy function to set url vars */
+    /* especially usefull when $url = $PHP_SELF */
+    function set_url_var($url, $var, $val=0) {
+        $k = '';
+        $ret = '';
+        $pat_a = array (
+                       '/.+(\\&'.$var.')=(.*)\\&/AU',   /* in the middle */
+                       '/.+\\?('.$var.')=(.*\\&).+/AU', /* at front, more follow */
+                       '/.+(\\?'.$var.')=(.*)$/AU',     /* at front and only var */
+                       '/.+(\\&'.$var.')=(.*)$/AU'      /* at the end */
+                     );
+//     preg_replace('/&amp;/','&',$url);            
+        switch (true) {
+            case (preg_match($pat_a[0],$url,$regs)):
+                $k = $regs[1];
+                $v = $regs[2];
+                break;
+            case (preg_match($pat_a[1],$url,$regs)):
+                $k = $regs[1];
+                $v = $regs[2];
+                break;
+            case (preg_match($pat_a[2],$url,$regs)):
+                $k = $regs[1];
+                $v = $regs[2];
+                break;
+            case (preg_match($pat_a[3],$url,$regs)):
+                $k = $regs[1];
+                $v = $regs[2];
+                break;
+            default:
+                if ($val) {
+                    if (strpos($url,'?')) {
+                        $url .= "&$var=$val";
+                    } else {
+                        $url .= "?$var=$val";
+                    }
+                }
+                break;
+        }
+
+        if ($k) {
+            if ($val) {
+                $rpl = "$k=$val";
+//             $rpl = preg_replace('/&/','&amp;',$rpl);
+            } else {
+                $rpl = '';
+            }
+            $pat = "/$k=$v/";
+            $url = preg_replace($pat,$rpl,$url);
+        }
+        return $url;
+    }
+
+    /* Temporary test function to proces template vars with formatting.
+     * I use it for viewing the message_header (view_header.php) with
+     * a sort of template.
+     */
+    function echo_template_var($var, $format_ar = array() ) {
+        $frm_last = count($format_ar) -1;
+
+        if (isset($format_ar[0])) echo $format_ar[0]; 
+            $i = 1;
+
+        switch (true) {
+            case (is_string($var)):
+                echo $var;
+                break;
+            case (is_array($var)):
+                $frm_a = array_slice($format_ar,1,$frm_last-1);
+                foreach ($var as $a_el) {
+                    if (is_array($a_el)) {
+                        echo_template_var($a_el,$frm_a);
+                    } else {
+                        echo $a_el;
+                        if (isset($format_ar[$i])) {
+                            echo $format_ar[$i];
+                        }
+                        $i++;
+                    }
+                }
+                break;
+            default:
+                break;
+        }
+        if (isset($format_ar[$frm_last]) && $frm_last>$i ) {
+            echo $format_ar[$frm_last];
+        }
+    }
+?>