WebSVN – Moodle – Diff – /lib/filestorage/tgz_extractor.php



     * @param tgz_extractor_handler $handler Will be called for extracted files
     * @param file_progress $progress Optional progress reporting
     * @return array Array from archive path => true of processed files
     * @throws moodle_exception If there is any error processing the archive
     */
    public function extract(tgz_extractor_handler $handler, ?file_progress $progress = null) {
        $this->mode = self::MODE_EXTRACT;
        $this->extract_or_list($handler, $progress);
        $results = $this->results;
        unset($this->results);
        return $results;

     *
     * @param tgz_extractor_handler $handler Optional handler
     * @param file_progress $progress Optional progress reporting
     * @throws moodle_exception If there is any error processing the archive
     */
    protected function extract_or_list(?tgz_extractor_handler $handler = null, ?file_progress $progress = null) {
        // Open archive.
        if ($this->storedfile) {
            $gz = $this->storedfile->get_content_file_handle(stored_file::FILE_HANDLE_GZOPEN);
            // Estimate number of read-buffers (64KB) in file. Guess that the
            // uncompressed size is 2x compressed size. Add one just to ensure

     * Processes one 512-byte block of an existing file.
     *
     * @param string $block Data block
     * @param tgz_extractor_handler $handler Will be called for extracted files
     */
    protected function process_file_block($block, ?tgz_extractor_handler $handler = null) {
        // Write block into buffer.
        $blocksize = tgz_packer::TAR_BLOCK_SIZE;
        if ($this->currentfileprocessed + tgz_packer::TAR_BLOCK_SIZE > $this->currentfilesize) {
            // Partial block at end of file.
            $blocksize = $this->currentfilesize - $this->currentfileprocessed;

     * @param int $mtime File-modified time
     * @param tgz_extractor_handler $handler Will be called for extracted files
     * @throws moodle_exception
     */
    protected function start_current_file($archivepath, $filesize, $mtime,
            ?tgz_extractor_handler $handler = null) {
        global $CFG;

 
        $this->currentarchivepath = $archivepath;
        $this->currentmtime = $mtime;

Proyectos de Subversion Moodle

(root)/lib/filestorage/tgz_extractor.php – Rev 1 → 1441

Rev 1		Rev 1441
Línea 135...		Línea 135...
135	`* @param tgz_extractor_handler $handler Will be called for extracted files`	135	`* @param tgz_extractor_handler $handler Will be called for extracted files`
136	`* @param file_progress $progress Optional progress reporting`	136	`* @param file_progress $progress Optional progress reporting`
137	`* @return array Array from archive path => true of processed files`	137	`* @return array Array from archive path => true of processed files`
138	`* @throws moodle_exception If there is any error processing the archive`	138	`* @throws moodle_exception If there is any error processing the archive`
139	`*/`	139	`*/`
140	`public function extract(tgz_extractor_handler $handler, file_progress $progress = null) {`	140	`public function extract(tgz_extractor_handler $handler, ?file_progress $progress = null) {`
141	`$this->mode = self::MODE_EXTRACT;`	141	`$this->mode = self::MODE_EXTRACT;`
142	`$this->extract_or_list($handler, $progress);`	142	`$this->extract_or_list($handler, $progress);`
143	`$results = $this->results;`	143	`$results = $this->results;`
144	`unset($this->results);`	144	`unset($this->results);`
145	`return $results;`	145	`return $results;`
Línea 150...		Línea 150...
150	`*`	150	`*`
151	`* @param tgz_extractor_handler $handler Optional handler`	151	`* @param tgz_extractor_handler $handler Optional handler`
152	`* @param file_progress $progress Optional progress reporting`	152	`* @param file_progress $progress Optional progress reporting`
153	`* @throws moodle_exception If there is any error processing the archive`	153	`* @throws moodle_exception If there is any error processing the archive`
154	`*/`	154	`*/`
155	`protected function extract_or_list(tgz_extractor_handler $handler = null, file_progress $progress = null) {`	155	`protected function extract_or_list(?tgz_extractor_handler $handler = null, ?file_progress $progress = null) {`
156	`// Open archive.`	156	`// Open archive.`
157	`if ($this->storedfile) {`	157	`if ($this->storedfile) {`
158	`$gz = $this->storedfile->get_content_file_handle(stored_file::FILE_HANDLE_GZOPEN);`	158	`$gz = $this->storedfile->get_content_file_handle(stored_file::FILE_HANDLE_GZOPEN);`
159	`// Estimate number of read-buffers (64KB) in file. Guess that the`	159	`// Estimate number of read-buffers (64KB) in file. Guess that the`
160	`// uncompressed size is 2x compressed size. Add one just to ensure`	160	`// uncompressed size is 2x compressed size. Add one just to ensure`
Línea 343...		Línea 343...
343	`* Processes one 512-byte block of an existing file.`	343	`* Processes one 512-byte block of an existing file.`
344	`*`	344	`*`
345	`* @param string $block Data block`	345	`* @param string $block Data block`
346	`* @param tgz_extractor_handler $handler Will be called for extracted files`	346	`* @param tgz_extractor_handler $handler Will be called for extracted files`
347	`*/`	347	`*/`
348	`protected function process_file_block($block, tgz_extractor_handler $handler = null) {`	348	`protected function process_file_block($block, ?tgz_extractor_handler $handler = null) {`
349	`// Write block into buffer.`	349	`// Write block into buffer.`
350	`$blocksize = tgz_packer::TAR_BLOCK_SIZE;`	350	`$blocksize = tgz_packer::TAR_BLOCK_SIZE;`
351	`if ($this->currentfileprocessed + tgz_packer::TAR_BLOCK_SIZE > $this->currentfilesize) {`	351	`if ($this->currentfileprocessed + tgz_packer::TAR_BLOCK_SIZE > $this->currentfilesize) {`
352	`// Partial block at end of file.`	352	`// Partial block at end of file.`
353	`$blocksize = $this->currentfilesize - $this->currentfileprocessed;`	353	`$blocksize = $this->currentfilesize - $this->currentfileprocessed;`
Línea 387...		Línea 387...
387	`* @param int $mtime File-modified time`	387	`* @param int $mtime File-modified time`
388	`* @param tgz_extractor_handler $handler Will be called for extracted files`	388	`* @param tgz_extractor_handler $handler Will be called for extracted files`
389	`* @throws moodle_exception`	389	`* @throws moodle_exception`
390	`*/`	390	`*/`
391	`protected function start_current_file($archivepath, $filesize, $mtime,`	391	`protected function start_current_file($archivepath, $filesize, $mtime,`
392	`tgz_extractor_handler $handler = null) {`	392	`?tgz_extractor_handler $handler = null) {`
393	`global $CFG;`	393	`global $CFG;`
Línea 394...		Línea 394...
394		394
395	`$this->currentarchivepath = $archivepath;`	395	`$this->currentarchivepath = $archivepath;`
396	`$this->currentmtime = $mtime;`	396	`$this->currentmtime = $mtime;`