mirror of
https://github.com/silverstripe/silverstripe-framework
synced 2024-10-22 12:05:37 +00:00
ENHANCEMENT Respecting $blocked in Requirements::$combine_files
ENHANCEMENT Changed Requirements::$customHeader to array storage with uniquenessID FEATURE Added Requirements::clear_combined_files() ENHANCEMENT Extended unit test coverage for Requirements MINOR Documentation in Requirements MINOR Changed Requirements::$files_to_combine to Requirements::$combine_files git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/sapphire/trunk@58347 467b73ca-7a2a-4603-9d3b-597d59a354a9
This commit is contained in:
Ingo Schommer
parent
60a0a04c39
commit
4478228ff4
@ -7,26 +7,71 @@
|
||||
*/
|
||||
class Requirements {
|
||||
|
||||
private static $javascript = array();
|
||||
/**
|
||||
* Paths to all required .js files relative to the webroot.
|
||||
*
|
||||
* @var array $javascript
|
||||
*/
|
||||
protected static $javascript = array();
|
||||
|
||||
private static $css = array();
|
||||
/**
|
||||
* Paths to all required .css files relative to the webroot.
|
||||
*
|
||||
* @var array $javascript
|
||||
*/
|
||||
protected static $css = array();
|
||||
|
||||
private static $customScript = array();
|
||||
/**
|
||||
* All custom javascript code that is inserted
|
||||
* directly at the bottom of the HTML <head> tag.
|
||||
*
|
||||
* @var array $customScript
|
||||
*/
|
||||
protected static $customScript = array();
|
||||
|
||||
private static $customCSS = array();
|
||||
/**
|
||||
* All custom CSS rules which are inserted
|
||||
* directly at the bottom of the HTML <head> tag.
|
||||
*
|
||||
* @var array $customCSS
|
||||
*/
|
||||
protected static $customCSS = array();
|
||||
|
||||
private static $customHeadTags = "";
|
||||
/**
|
||||
* All custom HTML markup which is added before
|
||||
* the closing <head> tag, e.g. additional metatags.
|
||||
* This is preferred to entering tags directly into
|
||||
*/
|
||||
protected static $customHeadTags = array();
|
||||
|
||||
private static $disabled = array();
|
||||
/**
|
||||
* Remembers the filepaths of all cleared Requirements
|
||||
* through {@link clear()}.
|
||||
*
|
||||
* @usedby {@link restore()}
|
||||
*
|
||||
* @var array $disabled
|
||||
*/
|
||||
protected static $disabled = array();
|
||||
|
||||
private static $blocked = array();
|
||||
/**
|
||||
* The filepaths (relative to webroot) or
|
||||
* uniquenessIDs of any included requirements
|
||||
* which should be blocked when executing {@link inlcudeInHTML()}.
|
||||
* This is useful to e.g. prevent core classes to modifying
|
||||
* Requirements without subclassing the entire functionality.
|
||||
* Use {@link unblock()} or {@link unblock_all()} to revert changes.
|
||||
*
|
||||
* @var array $blocked
|
||||
*/
|
||||
protected static $blocked = array();
|
||||
|
||||
/**
|
||||
* See {@link combine_files()}.
|
||||
*
|
||||
* @var array $files_to_combine
|
||||
* @var array $combine_files
|
||||
*/
|
||||
public static $files_to_combine = array();
|
||||
public static $combine_files = array();
|
||||
|
||||
/**
|
||||
* Using the JSMin library to minify any
|
||||
@ -72,10 +117,17 @@ class Requirements {
|
||||
}
|
||||
|
||||
/**
|
||||
* Add the following custom code to the <head> section of the page
|
||||
* Add the following custom code to the <head> section of the page.
|
||||
*
|
||||
* @param string $html
|
||||
* @param string $uniquenessID
|
||||
*/
|
||||
static function insertHeadTags($tags) {
|
||||
Requirements::$customHeadTags .= $tags . "\n";
|
||||
static function insertHeadTags($html, $uniquenessID = null) {
|
||||
if($uniquenessID)
|
||||
Requirements::$customHeadTags[$uniquenessID] = $html;
|
||||
else {
|
||||
Requirements::$customHeadTags[] = $html;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -154,6 +206,7 @@ class Requirements {
|
||||
Requirements::$customScript = array();
|
||||
Requirements::$customCSS = array();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
@ -175,7 +228,7 @@ class Requirements {
|
||||
* @param string $fileOrID
|
||||
*/
|
||||
static function unblock($fileOrID) {
|
||||
unset(self::$blocked[$fileOrID]);
|
||||
if(isset(self::$blocked[$fileOrID])) unset(self::$blocked[$fileOrID]);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -209,49 +262,52 @@ class Requirements {
|
||||
static function includeInHTML($templateFilePath, $content) {
|
||||
if(isset($_GET['debug_profile'])) Profiler::mark("Requirements::includeInHTML");
|
||||
|
||||
if(strpos($content, '</head') !== false && (Requirements::$javascript || Requirements::$css || Requirements::$customScript || Requirements::$customHeadTags)) {
|
||||
$prefix = Director::absoluteBaseURL();
|
||||
$requirements = '';
|
||||
$jsRequirements = '';
|
||||
|
||||
// Combine files - updates Requirements::$javascript and Requirements::$css
|
||||
self::process_combined_includes();
|
||||
|
||||
foreach(array_diff_key(self::$javascript,self::$blocked) as $file => $dummy) {
|
||||
if(substr($file,0,7) == 'http://' || Director::fileExists($file)) {
|
||||
$requirements .= "<script type=\"text/javascript\" src=\"$prefix$file\"></script>\n";
|
||||
}
|
||||
}
|
||||
|
||||
if(self::$customScript) {
|
||||
foreach(array_diff_key(self::$customScript,self::$blocked) as $script) {
|
||||
$requirements .= "<script type=\"text/javascript\">\n//<![CDATA[\n";
|
||||
$requirements .= "$script\n";
|
||||
$requirements .= "\n//]]>\n</script>\n";
|
||||
}
|
||||
}
|
||||
|
||||
$jsRequirements=$requirements;
|
||||
|
||||
foreach(array_diff_key(self::$css,self::$blocked) as $file => $params) {
|
||||
if(Director::fileExists($file)) {
|
||||
$media = (isset($params['media']) && !empty($params['media'])) ? " media=\"{$params['media']}\"" : "";
|
||||
$requirements .= "<link rel=\"stylesheet\" type=\"text/css\"{$media} href=\"$prefix$file\" />\n";
|
||||
}
|
||||
}
|
||||
foreach(array_diff_key(self::$customCSS,self::$blocked) as $css) {
|
||||
$requirements .= "<style type=\"text/css\">\n$css\n</style>\n";
|
||||
}
|
||||
|
||||
$requirements .= self::$customHeadTags;
|
||||
|
||||
if(isset($_GET['debug_profile'])) Profiler::unmark("Requirements::includeInHTML");
|
||||
return eregi_replace("(</head[^>]*>)", $requirements . "\\1", $content);
|
||||
|
||||
} else {
|
||||
if(isset($_GET['debug_profile'])) Profiler::unmark("Requirements::includeInHTML");
|
||||
return $content;
|
||||
if(strpos($content, '</head') === false) {
|
||||
user_error('Requirements::includeInHTML(): No closing <head> tag found, can\'t insert Requirements', E_USER_NOTICE);
|
||||
return false;
|
||||
}
|
||||
|
||||
$prefix = Director::absoluteBaseURL();
|
||||
$requirements = '';
|
||||
$jsRequirements = '';
|
||||
|
||||
// Combine files - updates Requirements::$javascript and Requirements::$css
|
||||
// to remove duplicate entries
|
||||
self::process_combined_files();
|
||||
|
||||
foreach(array_diff_key(self::$javascript,self::$blocked) as $file => $dummy) {
|
||||
if(substr($file,0,7) == 'http://' || Director::fileExists($file)) {
|
||||
$requirements .= "<script type=\"text/javascript\" src=\"$prefix$file\"></script>\n";
|
||||
}
|
||||
}
|
||||
|
||||
if(self::$customScript) {
|
||||
foreach(array_diff_key(self::$customScript,self::$blocked) as $script) {
|
||||
$requirements .= "<script type=\"text/javascript\">\n//<![CDATA[\n";
|
||||
$requirements .= "$script\n";
|
||||
$requirements .= "\n//]]>\n</script>\n";
|
||||
}
|
||||
}
|
||||
|
||||
$jsRequirements = $requirements;
|
||||
|
||||
foreach(array_diff_key(self::$css,self::$blocked) as $file => $params) {
|
||||
if(Director::fileExists($file)) {
|
||||
$media = (isset($params['media']) && !empty($params['media'])) ? " media=\"{$params['media']}\"" : "";
|
||||
$requirements .= "<link rel=\"stylesheet\" type=\"text/css\"{$media} href=\"$prefix$file\" />\n";
|
||||
}
|
||||
}
|
||||
foreach(array_diff_key(self::$customCSS,self::$blocked) as $css) {
|
||||
$requirements .= "<style type=\"text/css\">\n$css\n</style>\n";
|
||||
}
|
||||
|
||||
foreach(array_diff_key(self::$customHeadTags,self::$blocked) as $customHeadTag) {
|
||||
$requirements .= "$customHeadTag\n";
|
||||
}
|
||||
|
||||
if(isset($_GET['debug_profile'])) Profiler::unmark("Requirements::includeInHTML");
|
||||
|
||||
return eregi_replace("(</head[^>]*>)", $requirements . "\\1", $content);
|
||||
}
|
||||
|
||||
/**
|
||||
@ -274,6 +330,8 @@ class Requirements {
|
||||
* in the javascript logic, and combining css can lead to wrong styling inheritance.
|
||||
* Depending on the javascript logic, you also have to ensure that files are not included
|
||||
* in more than one combine_files() call.
|
||||
* Best practice is to include every javascript file in exactly *one* combine_files()
|
||||
* directive to avoid the issues mentioned above - this is enforced by this function.
|
||||
*
|
||||
* Example for combined JavaScript:
|
||||
* <code>
|
||||
@ -298,24 +356,58 @@ class Requirements {
|
||||
* </code>
|
||||
*
|
||||
* @see http://code.google.com/p/jsmin-php/
|
||||
*
|
||||
*
|
||||
* @todo Should we enforce unique inclusion of files, or leave it to the developer? Can auto-detection cause breaks?
|
||||
*
|
||||
* @param string $combinedFileName Filename of the combined file (will be stored in {@link Director::baseFolder()} by default)
|
||||
* @param array $files Array of filenames relative to the webroot
|
||||
*/
|
||||
static function combine_files($combinedFileName, $files){
|
||||
self::$files_to_combine[$combinedFileName] = $files;
|
||||
static function combine_files($combinedFileName, $files) {
|
||||
// duplicate check
|
||||
foreach(self::$combine_files as $_combinedFileName => $_files) {
|
||||
$duplicates = array_intersect($_files, $files);
|
||||
if($duplicates) {
|
||||
user_error("Requirements::combine_files(): Already included files " . implode(',', $duplicates) . " in combined file '{$_combinedFileName}'", E_USER_NOTICE);
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
self::$combine_files[$combinedFileName] = $files;
|
||||
}
|
||||
|
||||
/**
|
||||
* @return array
|
||||
*/
|
||||
static function get_combine_files() {
|
||||
return self::$combine_files;
|
||||
}
|
||||
|
||||
/**
|
||||
* Deletes all dynamically generated combined files
|
||||
* from the filesystem.
|
||||
*
|
||||
* @param string $combinedFileName If left blank, all combined files are deleted.
|
||||
*/
|
||||
static function clear_combined_files($combinedFileName = null) {
|
||||
$combinedFiles = ($combinedFileName) ? array($combinedFileName => null) : self::$combine_files;
|
||||
foreach($combinedFiles as $combinedFile => $sourceItems) {
|
||||
$filePath = Director::baseFolder() . '/' . $combinedFile;
|
||||
if(file_exists($filePath)) {
|
||||
unlink($filePath);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* See {@link combine_files()}.
|
||||
*/
|
||||
static function process_combined_includes() {
|
||||
static function process_combined_files() {
|
||||
// Make a map of files that could be potentially combined
|
||||
$combinerCheck = array();
|
||||
foreach(self::$files_to_combine as $combinedFile => $sourceItems) {
|
||||
foreach(self::$combine_files as $combinedFile => $sourceItems) {
|
||||
foreach($sourceItems as $sourceItem) {
|
||||
if(isset($combinerCheck[$sourceItem]) && $combinerCheck[$sourceItem] != $combinedFile){
|
||||
user_error("Requirements::process_combined_includes - file '$sourceItem' appears in two combined files:" . " '{$combinerCheck[$sourceItem]}' and '$combinedFile'", E_USER_WARNING);
|
||||
user_error("Requirements::process_combined_files - file '$sourceItem' appears in two combined files:" . " '{$combinerCheck[$sourceItem]}' and '$combinedFile'", E_USER_WARNING);
|
||||
}
|
||||
$combinerCheck[$sourceItem] = $combinedFile;
|
||||
|
||||
@ -344,46 +436,49 @@ class Requirements {
|
||||
}
|
||||
}
|
||||
|
||||
// @todo Alters the original information, which means you can't call this
|
||||
// method repeatedly - it will behave different on the second call!
|
||||
Requirements::$javascript = $newJSRequirements;
|
||||
Requirements::$css = $newCSSRequirements;
|
||||
|
||||
// Process the combined files
|
||||
if($combinedFiles) {
|
||||
$base = Director::baseFolder() . '/';
|
||||
foreach($combinedFiles as $combinedFile => $dummy) {
|
||||
$fileList = self::$files_to_combine[$combinedFile];
|
||||
$base = Director::baseFolder() . '/';
|
||||
foreach(array_diff_key($combinedFiles,self::$blocked) as $combinedFile => $dummy) {
|
||||
$fileList = self::$combine_files[$combinedFile];
|
||||
|
||||
// Determine if we need to build the combined include
|
||||
if(file_exists($base . $combinedFile) && !isset($_GET['flush'])) {
|
||||
$srcLastMod = 0;
|
||||
foreach($fileList as $file) {
|
||||
$srcLastMod = max(filemtime($base . $file), $srcLastMod);
|
||||
}
|
||||
$refresh = $srcLastMod > filemtime($base . $combinedFile);
|
||||
} else {
|
||||
$refresh = true;
|
||||
}
|
||||
|
||||
// Rebuild, if necessary
|
||||
if($refresh) {
|
||||
$combinedData = "";
|
||||
foreach($fileList as $file) {
|
||||
$fileContent = file_get_contents($base . $file);
|
||||
if(stripos($file, '.js') && self::$combine_js_with_jsmin) {
|
||||
$fileContent = JSMin::minify($fileContent);
|
||||
}
|
||||
$combinedData .= "/****** FILE: $file *****/\n" . $fileContent . "\n";
|
||||
}
|
||||
if(!file_exists(dirname($base . $combinedFile)))
|
||||
mkdir(dirname($base . $combinedFile), Filesystem::$folder_create_mask, true);
|
||||
|
||||
$fh = fopen($base . $combinedFile, 'w');
|
||||
fwrite($fh, $combinedData);
|
||||
fclose($fh);
|
||||
// Determine if we need to build the combined include
|
||||
if(file_exists($base . $combinedFile) && !isset($_GET['flush'])) {
|
||||
// file exists, check modification date of every contained file
|
||||
$srcLastMod = 0;
|
||||
foreach($fileList as $file) {
|
||||
$srcLastMod = max(filemtime($base . $file), $srcLastMod);
|
||||
}
|
||||
$refresh = $srcLastMod > filemtime($base . $combinedFile);
|
||||
} else {
|
||||
// file doesn't exist, or refresh was explicitly required
|
||||
$refresh = true;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
if(!$refresh) continue;
|
||||
|
||||
$combinedData = "";
|
||||
foreach(array_diff($fileList,self::$blocked) as $file) {
|
||||
$fileContent = file_get_contents($base . $file);
|
||||
// if we have a javascript file and jsmin is enabled, minify the content
|
||||
if(stripos($file, '.js') && self::$combine_js_with_jsmin) {
|
||||
$fileContent = JSMin::minify($fileContent);
|
||||
}
|
||||
// write a header comment for each file for easier identification and debugging
|
||||
$combinedData .= "/****** FILE: $file *****/\n" . $fileContent . "\n";
|
||||
}
|
||||
if(!file_exists(dirname($base . $combinedFile))) {
|
||||
Filesytem::makeFolder(dirname($base . $combinedFile));
|
||||
}
|
||||
$fh = fopen($base . $combinedFile, 'w');
|
||||
fwrite($fh, $combinedData);
|
||||
fclose($fh);
|
||||
unset($fh);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -405,6 +500,7 @@ class Requirements {
|
||||
Debug::show(Requirements::$customCSS);
|
||||
Debug::show(Requirements::$customScript);
|
||||
Debug::show(Requirements::$customHeadTags);
|
||||
Debug::show(Requirements::$combine_files);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -4,12 +4,93 @@
|
||||
* @subpackage tests
|
||||
*
|
||||
* @todo Test that order of combine_files() is correct
|
||||
* @todo Figure out how to clear the modified state of Requirements class - might affect other tests.
|
||||
*/
|
||||
class RequirementsTest extends SapphireTest {
|
||||
|
||||
static $html_template = '<html><head></head><body></body></html>';
|
||||
|
||||
function testCombinedJavascript() {
|
||||
$this->setupCombinedRequirements();
|
||||
|
||||
$combinedFilePath = Director::baseFolder() . '/' . 'bc.js';
|
||||
|
||||
$html = Requirements::includeInHTML(false, self::$html_template);
|
||||
|
||||
/* COMBINED JAVASCRIPT FILE IS INCLUDED IN HTML HEADER */
|
||||
$this->assertTrue((bool)preg_match('/src=".*\/bc\.js"/', $html), 'combined javascript file is included in html header');
|
||||
|
||||
/* COMBINED JAVASCRIPT FILE EXISTS */
|
||||
$this->assertTrue(file_exists($combinedFilePath), 'combined javascript file exists');
|
||||
|
||||
/* COMBINED JAVASCRIPT HAS CORRECT CONTENT */
|
||||
$this->assertTrue((strpos(file_get_contents($combinedFilePath), "alert('b')") !== false), 'combined javascript has correct content');
|
||||
$this->assertTrue((strpos(file_get_contents($combinedFilePath), "alert('c')") !== false), 'combined javascript has correct content');
|
||||
|
||||
/* COMBINED FILES ARE NOT INCLUDED TWICE */
|
||||
$this->assertFalse((bool)preg_match('/src=".*\/b\.js"/', $html), 'combined files are not included twice');
|
||||
$this->assertFalse((bool)preg_match('/src=".*\/c\.js"/', $html), 'combined files are not included twice');
|
||||
|
||||
/* NORMAL REQUIREMENTS ARE STILL INCLUDED */
|
||||
$this->assertTrue((bool)preg_match('/src=".*\/a\.js"/', $html), 'normal requirements are still included');
|
||||
|
||||
Requirements::clear_combined_files('bc.js');
|
||||
}
|
||||
|
||||
function testBlockedCombinedJavascript() {
|
||||
$combinedFilePath = Director::baseFolder() . '/' . 'bc.js';
|
||||
|
||||
/* BLOCKED COMBINED FILES ARE NOT INCLUDED */
|
||||
$this->setupCombinedRequirements();
|
||||
Requirements::block('bc.js');
|
||||
Requirements::clear_combined_files('bc.js');
|
||||
clearstatcache(); // needed to get accurate file_exists() results
|
||||
$html = Requirements::includeInHTML(false, self::$html_template);
|
||||
$this->assertFalse((bool)preg_match('/src=".*\/bc\.js"/', $html), 'blocked combined files are not included ');
|
||||
Requirements::unblock('bc.js');
|
||||
|
||||
/* BLOCKED UNCOMBINED FILES ARE NOT INCLUDED */
|
||||
// need to re-add requirements, as Requirements::process_combined_includes() alters the
|
||||
// original arrays grml...
|
||||
$this->setupCombinedRequirements();
|
||||
Requirements::block('sapphire/tests/forms/b.js');
|
||||
Requirements::clear_combined_files('bc.js');
|
||||
clearstatcache(); // needed to get accurate file_exists() results
|
||||
$html = Requirements::includeInHTML(false, self::$html_template);
|
||||
$this->assertFalse((strpos(file_get_contents($combinedFilePath), "alert('b')") !== false), 'blocked uncombined files are not included');
|
||||
Requirements::unblock('b.js');
|
||||
|
||||
/* A SINGLE FILE CAN'T BE INCLUDED IN TWO COMBINED FILES */
|
||||
$this->setupCombinedRequirements();
|
||||
clearstatcache(); // needed to get accurate file_exists() results
|
||||
Requirements::combine_files(
|
||||
'ac.js',
|
||||
array(
|
||||
'sapphire/tests/forms/a.js',
|
||||
'sapphire/tests/forms/c.js'
|
||||
)
|
||||
);
|
||||
$combinedFiles = Requirements::get_combine_files();
|
||||
$this->assertEquals(
|
||||
array_keys($combinedFiles),
|
||||
array('bc.js')
|
||||
);
|
||||
|
||||
Requirements::clear_combined_files('bc.js');
|
||||
}
|
||||
|
||||
/**
|
||||
* This is a bit of a hack, as it alters the Requirements
|
||||
* statics globally for all tests.
|
||||
*
|
||||
* @todo Refactor Requirements to work on test instance level
|
||||
*/
|
||||
protected function setupCombinedRequirements() {
|
||||
Requirements::clear();
|
||||
|
||||
// clearing all previously generated requirements (just in case)
|
||||
Requirements::clear_combined_files('bc.js');
|
||||
|
||||
// require files normally (e.g. called from a FormField instance)
|
||||
Requirements::javascript('sapphire/tests/forms/a.js');
|
||||
Requirements::javascript('sapphire/tests/forms/b.js');
|
||||
@ -23,30 +104,6 @@ class RequirementsTest extends SapphireTest {
|
||||
'sapphire/tests/forms/c.js'
|
||||
)
|
||||
);
|
||||
|
||||
$combinedFilePath = Director::baseFolder() . '/' . 'bc.js';
|
||||
|
||||
$html = Requirements::includeInHTML(false, self::$html_template);
|
||||
|
||||
/* COMBINED JAVASCRIPT FILE IS INCLUDED IN HTML HEADER */
|
||||
$this->assertTrue((bool)preg_match('/src=".*\/bc\.js"/', $html));
|
||||
|
||||
/* COMBINED JAVASCRIPT FILE EXISTS */
|
||||
$this->assertTrue(file_exists($combinedFilePath));
|
||||
|
||||
/* COMBINED JAVASCRIPT HAS CORRECT CONTENT */
|
||||
$this->assertTrue((strpos(file_get_contents($combinedFilePath), "alert('b')") !== false));
|
||||
$this->assertTrue((strpos(file_get_contents($combinedFilePath), "alert('c')") !== false));
|
||||
|
||||
/* COMBINED FILES ARE NOT INCLUDED TWICE */
|
||||
$this->assertFalse((bool)preg_match('/src=".*\/b\.js"/', $html));
|
||||
$this->assertFalse((bool)preg_match('/src=".*\/c\.js"/', $html));
|
||||
|
||||
/* NORMAL REQUIREMENTS ARE STILL INCLUDED */
|
||||
$this->assertTrue((bool)preg_match('/src=".*\/a\.js"/', $html));
|
||||
|
||||
unlink($combinedFilePath);
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user