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<?php |
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|
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/* |
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----------------------------------- |
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*** progressive media *** |
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|
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pm-dcsl.php.inc |
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Progressive Media: |
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Dynamic client support library. |
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|
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----------------------------------- |
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|
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$Id: pm-dcsl.php.inc,v 1.4 2000/12/11 20:56:50 amo Exp $ |
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|
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$Log: pm-dcsl.php.inc,v $ |
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Revision 1.4 2000/12/11 20:56:50 amo |
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+ cleaned up and modified browser detection (more granular and detailed) |
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+ added helper-function 'dcsl_BrowserValues_Dump' |
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|
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Revision 1.3 2000/10/29 15:53:48 amo |
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+ JavaScript-include-Direktiven jetzt mittels Funktion 'php_js_writeHTML_IncludeLibraries' |
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diese wird aus der Frameset-Seite ('index_f.php') aufgerufen |
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|
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Revision 1.2 2000/10/27 12:09:22 amo |
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+ neue Browser-Variable: '$s4y_cfg['browser']['dynamic']' |
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|
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Revision 1.1 2000/10/27 10:36:13 amo |
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+ neu |
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|
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|
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----------------------------------- |
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*/ |
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|
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DEFINE ('MODULE_DCSL', 1); |
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|
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// ================================================ |
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/* |
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for browser-detection and feature/capability negotiation |
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*/ |
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// ================================================ |
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|
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function s4ycfg_setbrowservalues() { |
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|
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global $s4y_cfg, $HTTP_USER_AGENT; |
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|
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// ----------------------- |
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// zuerst alle Features 'ausschalten' bzw. default-Werte setzen |
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|
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$s4y_cfg['browser']['agentstring'] = $HTTP_USER_AGENT; |
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|
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$s4y_cfg['browser']['detected_key'] = ''; |
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$s4y_cfg['browser']['detected_name'] = 'Not detected.'; |
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$s4y_cfg['browser']['detected_version'] = 'Not detected.'; |
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|
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$s4y_cfg['browser']['capability_dhtml'] = false; |
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$s4y_cfg['browser']['capability_frames'] = false; |
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$s4y_cfg['browser']['capability_tables'] = false; |
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$s4y_cfg['browser']['capability_swf'] = false; |
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$s4y_cfg['browser']['outputType'] = 'html'; |
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$s4y_cfg['browser']['mime_type'] = 'text/html'; |
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|
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$s4y_cfg['browser']['is_msie'] = false; |
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$s4y_cfg['browser']['is_netscape'] = false; |
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|
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|
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// lokale (u.a. häufig verwendete) Variablen setzen |
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$ua = $s4y_cfg['browser']['agentstring']; |
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|
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$slashpos = 0; |
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$spacepos = 0; |
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|
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// ----------------------- |
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// browservalues allgemein bestimmen |
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|
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// ist eine Versionsnummer im UserAgent-String enthalten? |
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if ($slashpos = strpos($ua, '/')) { |
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$s4y_cfg['browser']['detected_name'] = $s4y_cfg['browser']['detected_key'] = |
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substr($ua, 0, $slashpos); |
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$s4y_cfg['browser']['detected_version'] = |
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substr($ua, $slashpos + 1, strpos($ua, " ", $slashpos) - $slashpos - 1); |
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} |
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|
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// ----------------------- |
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// browservalues spezifisch bestimmen: |
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|
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// html - Netscape |
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if (strstr ($ua, 'ozilla')) { |
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|
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$slashpos = strpos($ua, "/"); |
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$priv_version_ns = substr($ua, $slashpos + 1, strpos($ua, " ", $slashpos) - $slashpos - 1); |
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|
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$s4y_cfg['browser']['detected_key'] = 'NS'; |
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$s4y_cfg['browser']['detected_name'] = 'Netscape'; |
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$s4y_cfg['browser']['is_netscape'] = true; |
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$s4y_cfg['browser']['is_msie'] = false; |
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$s4y_cfg['browser']['detected_version'] = $priv_version_ns; |
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|
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// to check again (2.0 (frames?) <-> 3.0) ??? |
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if ($s4y_cfg['browser']['detected_version'] >= 2.0) { |
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$s4y_cfg['browser']['capability_frames'] = true; |
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$s4y_cfg['browser']['capability_tables'] = true; |
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} |
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|
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if ($s4y_cfg['browser']['detected_version'] >= 4.5) { |
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$s4y_cfg['browser']['capability_dhtml'] = true; |
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} |
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|
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// to be done better! |
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if ($s4y_cfg['browser']['detected_version'] >= 4.0) { |
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$s4y_cfg['browser']['capability_swf'] = true; |
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} |
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|
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} |
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|
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// html - Internet Explorer |
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if (strstr ($ua, 'MSIE')) { |
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|
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$MSIEpos = strpos($ua, "MSIE"); |
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$priv_version_ie = trim(substr($ua, $MSIEpos + 4, strpos($ua, ";", $MSIEpos) - $MSIEpos - 4)); |
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|
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$s4y_cfg['browser']['detected_key'] = 'IE'; |
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$s4y_cfg['browser']['detected_name'] = 'Internet Explorer'; |
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$s4y_cfg['browser']['is_msie'] = true; |
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$s4y_cfg['browser']['is_netscape'] = false; |
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$s4y_cfg['browser']['detected_version'] = $priv_version_ie; |
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|
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if ($s4y_cfg['browser']['detected_version'] >= 3.0) { |
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$s4y_cfg['browser']['capability_frames'] = true; |
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$s4y_cfg['browser']['capability_tables'] = true; |
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} |
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|
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if ($s4y_cfg['browser']['detected_version'] >= 4.0) { |
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$s4y_cfg['browser']['capability_dhtml'] = true; |
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|
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$s4y_cfg['browser']['capability_swf'] = true; |
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} |
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|
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} |
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|
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// html - lynx |
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if (strstr ($ua, 'Lynx')) { |
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$s4y_cfg['browser']['capability_frames'] = false; |
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$s4y_cfg['browser']['capability_tables'] = false; |
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} |
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|
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// html - w3m |
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if (strstr ($ua, 'w3m')) { |
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$s4y_cfg['browser']['capability_frames'] = true; |
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$s4y_cfg['browser']['capability_tables'] = true; |
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} |
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|
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|
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// wml - emulator - M3GATE |
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if (strstr ($ua, 'M3GATE')) { |
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$s4y_cfg['browser']['outputType'] = 'wml'; |
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$s4y_cfg['browser']['mime_type'] = 'text/vnd.wap.wml'; |
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|
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// Name/Key bestimmen |
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$spacepos = strpos($ua, ' '); |
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$s4y_cfg['browser']['detected_name'] = $s4y_cfg['browser']['detected_key'] = |
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substr($ua, 0, $spacepos); |
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|
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// Version bestimmen |
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if ($slashpos) { |
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$s4y_cfg['browser']['detected_version'] = |
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substr($ua, $slashpos + 1); |
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} |
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|
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} |
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|
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|
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|
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} |
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|
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|
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function dcsl_BrowserValues_Dump($markuplanguage) { |
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|
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global $s4y_cfg; |
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|
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switch ($markuplanguage) { |
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|
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case 'html': |
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|
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header("Content-Type: text/html\n\n"); |
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print "<html><title>browservalues</title><body>"; |
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print "<br>browservalues:<br>--------------------<br>"; |
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while (list($key, $value) = each($s4y_cfg['browser'])) { |
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print $key . ': ' . $value . "<br>\n"; |
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} |
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|
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break; |
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|
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case 'wml': |
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|
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header( "Content-Type: text/vnd.wap.wml\n\n"); |
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echo "<?xml version=\"1.0\"?> |
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<!DOCTYPE wml PUBLIC \"-//WAPFORUM//DTD WML 1.1//EN\" \"http://www.wapforum.org/DTD/wml_1.1.xml\"> |
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<wml> |
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<card id=\"start\" title=\"browservalues\"> |
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<p> |
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"; |
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|
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while (list($key, $value) = each($s4y_cfg['browser'])) { |
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print htmlentities ($key . ': ' . $value) . "<br/>"; |
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} |
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|
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echo " |
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</p> |
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</card> |
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</wml> |
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"; |
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|
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break; |
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|
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} |
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|
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exit; |
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|
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} |
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|
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// ================================================ |
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|
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|
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|
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|
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// ================================================ |
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/* |
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for registering JavaScript-Functions |
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at a central handler |
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*/ |
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// ================================================ |
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function php_js_RegisterFunction ($call) |
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{ |
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global $phparray_js_RegisteredFunctions; |
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|
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$newindex = count ($phparray_js_RegisteredFunctions) + 1; |
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|
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$phparray_js_RegisteredFunctions[$newindex] = $call; |
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} |
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|
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function php_js_RegisteredFunctions_2_JavaScriptCode() |
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{ |
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global $phparray_js_RegisteredFunctions; |
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|
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$jscode = ''; |
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for ($i = 0; $i <= count ($phparray_js_RegisteredFunctions); $i++) |
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{ |
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if (isset($phparray_js_RegisteredFunctions[$i])) { |
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$jscode .= $phparray_js_RegisteredFunctions[$i] . "\n"; |
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} |
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} |
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|
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return $jscode; |
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} |
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|
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function php_js_event_bodyOnload() |
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{ |
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?> |
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<script language="javascript"> |
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|
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function js_event_bodyOnload() |
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{ |
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<? |
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print php_js_RegisteredFunctions_2_JavaScriptCode(); |
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|
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?> |
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} |
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|
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</script> |
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|
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<? |
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} |
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|
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|
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// ================================================ |
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/* |
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for writing HTML to the browser which includes some JavaScript-libraries |
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*/ |
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// ================================================ |
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function php_js_writeHTML_IncludeLibraries($cfg) { |
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|
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// -------------------------------- |
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// WDDX-Support |
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if ( |
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isset($cfg['wddx_enabled']) && $cfg['wddx_enabled'] && |
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isset($cfg['wddx_url2dir']) && $cfg['wddx_url2dir'] |
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) { |
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|
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// WDDX-PHP-Support laden |
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if (DEFINED ('MODULE_WDDX')) { |
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print "\n<!-- js_lib_wddx start -->\n"; |
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$wddx_support = new wddx_support; |
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/* |
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WDDX-JavaScript-Support laden |
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(JavaScript-Code in '<script language ="javascript">[...]</script>' eingeschlossen) |
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'JSLib_Include' muss URL auf WDDX-Support-Directory übergeben werden, |
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da der Browser von dort die JavaScript - Dateien anfrägt: |
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$wddx_support -> JSLib_Include ($http_url_to_wddx_directory); |
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*/ |
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$wddx_support -> JSLib_Include ($cfg['wddx_url2dir']); |
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print "\n<!-- js_lib_wddx end -->\n"; |
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} |
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|
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} |
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|
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|
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// -------------------------------- |
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// datasupport (für Datenmanipulationen, etc.) |
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if ( |
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isset($cfg['datasupport']) && $cfg['datasupport'] && |
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isset($cfg['datasupport_url2file']) && $cfg['datasupport_url2file'] |
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) { |
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|
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print "\n<!-- js_lib_datasupport start -->\n"; |
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// JavaScript - Support für Datenmanipulationen laden (jssupport_data.js.inc) |
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?><script language="javascript" src="<? print $cfg['datasupport_url2file']; ?>"></script><? |
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print "\n<!-- js_lib_datasupport end -->\n"; |
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|
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} |
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|
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|
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// -------------------------------- |
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// guisupport (für (dynamische) GUI-Komponenten und den Umgang damit) |
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if ( |
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isset($cfg['guisupport']) && $cfg['guisupport'] && |
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isset($cfg['guisupport_url2file']) && $cfg['guisupport_url2file'] && |
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isset($cfg['guisupport_browserkey']) && $cfg['guisupport_browserkey'] |
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) { |
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|
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print "\n<!-- js_lib_guisupport start -->\n"; |
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// JavaScript - Support für Datenmanipulationen laden (jssupport_data.js.inc) |
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// p|r|o|gressive-media JavaScript Support - GUI function lilbrary |
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?><script language="javascript" src="<? |
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print $cfg['guisupport_url2file'] . '?browserkey=' . $cfg['guisupport_browserkey']; |
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?>"></script><? |
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print "\n<!-- js_lib_guisupport end -->\n"; |
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|
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} |
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|
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|
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|
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} |
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// ================================================ |
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|
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?> |
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