Document - Add script to check correct document path on disk - refs BT#20137

tests/scripts/check_document_files_on_disk.php

@@ -0,0 +1,162 @@
+<?php
+/* For licensing terms, see /license.txt */
+
+/**
+ * This script fixes the paths from document table on disk.
+ */
+
+exit;
+
+require_once '../../main/inc/global.inc.php';
+
+$courseCode = $argv[1];
+$removeFileNotFound = false;
+
+echo checkDocumentFilesOnDisk($courseCode);
+
+/**
+ * It checks the files of documents.
+ *
+ * @param $courseCode
+ *
+ * @return string
+ */
+function checkDocumentFilesOnDisk($courseCode)
+{
+    $tableCourse = Database::get_main_table(TABLE_MAIN_COURSE);
+    $tableDocument = Database::get_course_table(TABLE_DOCUMENT);
+
+    $sql = "SELECT id, code, title, directory FROM $tableCourse";
+    if (!empty($courseCode)) {
+        $sql .= " WHERE code = '$courseCode'";
+    }
+    $rs = Database::query($sql);
+    $log = '';
+    if (Database::num_rows($rs) > 0) {
+        while ($course = Database::fetch_array($rs, 'ASSOC')) {
+            $sourcePath = api_get_path(SYS_COURSE_PATH).$course['directory'].'/document';
+            $log .= "Checking c_document for the course : {$course['title']} ({$course['code']})".PHP_EOL;
+            $rsDoc = Database::query("SELECT path FROM $tableDocument WHERE filetype = 'file' AND c_id = {$course['id']}");
+            if (Database::num_rows($rsDoc) > 0) {
+                while ($doc = Database::fetch_array($rsDoc, 'ASSOC')) {
+
+                    // If document file path doesn't exist on disk
+                    if (!existDocFileOnDisk($sourcePath, $doc['path'])) {
+                        // It searchs the current path
+                        $searchFile = basename($doc['path']);
+                        $currentDocPaths = getDocFilePath($sourcePath, $searchFile);
+
+                        $log .= "The document path {$doc['path']} is not on disk, searching the file $searchFile on other path ".PHP_EOL;
+                        if (!empty($currentDocPaths)) {
+                            // The file exists in other paths
+                            foreach ($currentDocPaths as $currentPath) {
+                                $log .= "Found on : {$currentPath}".PHP_EOL;
+                                // it checks if the current path is stored in document table
+                                if (isPathInDocumentTable($currentPath, $course['id'], $sourcePath)) {
+                                    // to copy the file to the new doc path
+                                    if (copy($currentPath, $sourcePath.$doc['path'])) {
+                                        $log .= "CASE 1 - Checking document table, it exists as document path, so it is copied to the new document path {$doc['path']}".PHP_EOL;
+                                    }
+                                } else {
+                                    // to move the file to the new doc path
+                                    if (copy($currentPath, $sourcePath.$doc['path'])) {
+                                        @unlink($currentPath);
+                                        $log .= "CASE 2 - Checking document table, it doesn't exist in other path, so it is moved to the new doc path {$doc['path']}".PHP_EOL;
+                                    }
+                                }
+                            }
+                        } else {
+                            // to remove the path from document table
+                            if (deletePathInDocumentTable($doc['path'], $course['id'])) {
+                                $log .= "CASE 3 - The document path {$doc['path']} doesn't exist on disk, so it is removed the row".PHP_EOL;
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+
+    return $log;
+}
+
+/**
+ * Delete the row path from document table.
+ *
+ * @param $docPath
+ * @param $cid
+ *
+ * @return int
+ */
+function deletePathInDocumentTable($docPath, $cid)
+{
+    $tableDocument = Database::get_course_table(TABLE_DOCUMENT);
+    $rs = Database::query("DELETE FROM $tableDocument WHERE c_id = $cid AND path = '$docPath'");
+
+    return Database::affected_rows($rs);
+}
+
+/**
+ * It checks if filepath is in document table.
+ *
+ * @param $filePath
+ * @param $cid
+ * @param $sourcePath
+ *
+ * @return bool
+ */
+function isPathInDocumentTable($filePath, $cid, $sourcePath)
+{
+    $tableDocument = Database::get_course_table(TABLE_DOCUMENT);
+
+    $docPath = str_replace($sourcePath, '', $filePath);
+
+    $sql = "SELECT path
+            FROM $tableDocument
+            WHERE c_id = $cid
+              AND path = '$docPath'";
+    $rs = Database::query($sql);
+
+    return Database::num_rows($rs) > 0;
+}
+
+/**
+ * It checks if document row path exists on disk.
+ *
+ * @param $sourcePath
+ * @param $documentPath
+ *
+ * @return bool
+ */
+function existDocFileOnDisk($sourcePath, $documentPath)
+{
+    $filePath = $sourcePath.$documentPath;
+    $exists = file_exists($filePath);
+
+    return $exists;
+}
+
+/**
+ * It gets the current path from document.
+ *
+ * @param $sourcePath
+ * @param $searchFile
+ *
+ * @return array
+ */
+function getDocFilePath($sourcePath, $searchFile)
+{
+    if (!is_dir($sourcePath)) {
+        return false;
+    }
+
+    $directory = new RecursiveDirectoryIterator($sourcePath);
+    $currentPaths = [];
+    foreach (new RecursiveIteratorIterator($directory) as $filename => $item) {
+        if (strtolower($item->getFilename()) === strtolower($searchFile)) {
+            $currentPaths[] = $filename;
+        }
+    }
+
+    return $currentPaths;
+}