PMC-898

workflow/engine/src/ProcessMaker/Validation/MySQL57.php

@@ -0,0 +1,110 @@
+<?php
+
+namespace ProcessMaker\Validation;
+
+use ProcessMaker\Model\Dynaform;
+use ProcessMaker\Model\Process;
+use ProcessMaker\Model\ProcessVariables;
+use ProcessMaker\Model\Triggers;
+
+class MySQL57
+{
+    const REGEX = '/(?i)(select|\$).*?UNION.*?(select|\$).*?/ms';
+
+    /**
+     * Checks the queries inside triggers that could have possible incompatibilities with MySQL 5.7
+     *
+     * @see workflow/engine/bin/tasks/cliWorkspaces.php->check_queries_incompatibilities()
+     * @param array $processes
+     * @return array
+     */
+    public function checkIncompatibilityTriggers($processes)
+    {
+        $result = [];
+
+        foreach ($processes as $process) {
+            $triggerQuery = Triggers::query()->select();
+            //Call the scope method to filter by process
+            $triggerQuery->process($process['PRO_UID']);
+            $triggers = $triggerQuery->get()->values()->toArray();
+            foreach ($triggers as $trigger) {
+                $resultIncompatibility = $this->analyzeQuery($trigger['TRI_WEBBOT']);
+                if ($resultIncompatibility) {
+                    $aux = array_merge($process, $trigger);
+                    array_push($result, $aux);
+                }
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * Checks the queries inside dynaforms that could have possible incompatibilities with MySQL 5.7
+     *
+     * @see workflow/engine/bin/tasks/cliWorkspaces.php->check_queries_incompatibilities()
+     * @param array $processes
+     * @return array
+     */
+    public function checkIncompatibilityDynaforms($processes)
+    {
+        $result = [];
+
+        foreach ($processes as $process) {
+            $dynaformQuery = Dynaform::query()->select();
+            //Call the scope method to filter by process
+            $dynaformQuery->process($process['PRO_UID']);
+            $dynaforms = $dynaformQuery->get()->values()->toArray();
+            foreach ($dynaforms as $dynaform) {
+                $resultIncompatibility = $this->analyzeQuery($dynaform['DYN_CONTENT']);
+                if ($resultIncompatibility) {
+                    $aux = array_merge($process, $dynaform);
+                    array_push($result, $aux);
+                }
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * Checks the queries inside variables that could have possible incompatibilities with MySQL 5.7
+     *
+     * @see workflow/engine/bin/tasks/cliWorkspaces.php->check_queries_incompatibilities()
+     * @param array $processes
+     * @return array
+     */
+    public function checkIncompatibilityVariables($processes)
+    {
+        $result = [];
+
+        foreach ($processes as $process) {
+            $variablesQuery = ProcessVariables::query()->select();
+            //Call the scope method to filter by process
+            $variablesQuery->process($process['PRO_UID']);
+            $variables = $variablesQuery->get()->values()->toArray();
+            foreach ($variables as $variable) {
+                $resultIncompatibility = $this->analyzeQuery($variable['VAR_SQL']);
+                if ($resultIncompatibility) {
+                    $aux = array_merge($process, $variable);
+                    array_push($result, $aux);
+                }
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+     * Analyze the query using the regular expression
+     *
+     * @param string $query
+     * @return bool
+     */
+    public function analyzeQuery($query)
+    {
+        preg_match_all($this::REGEX, $query, $matches, PREG_SET_ORDER, 0);
+
+        return !empty($matches);
+    }
+}