1 files changed, 85 insertions, 0 deletions
diff --git a/check_deps.php b/check_deps.php
new file mode 100644
index 000000000..f8d2da2db
--- /dev/null
+++ b/check_deps.php
@@ -0,0 +1,85 @@
+<?php
+
+if (version_compare(PHP_VERSION, '5.5.0') < 0) {
+	echo "Filebin will most certainly not work with php older than 5.5. Use at your own risk!\n\n";
+}
+
+$errors = "";
+
+define('SELF', pathinfo(__FILE__, PATHINFO_BASENAME));
+define('FCPATH', str_replace(SELF, "", __FILE__));
+if (getenv("HOME") == "") {
+	putenv('HOME='.FCPATH);
+}
+
+$old_path = getenv("PATH");
+putenv("PATH=$old_path:/usr/local/bin:/usr/bin:/bin:/usr/local/sbin:/usr/sbin:/sbin");
+
+// test exec()
+exec("echo -n works") == "works" || $errors .= "exec() failed\n";
+
+// test passthru()
+ob_start();
+passthru("echo -n works");
+$buf = ob_get_contents();
+ob_end_clean();
+$buf == "works" || $errors .= "passthru() failed\n";
+
+// test pygmentize
+ob_start();
+passthru("pygmentize -V 2>&1", $buf);
+ob_end_clean();
+if ($buf != "0") {
+	$errors .= " - Error when testing pygmentize: Return code was \"$buf\".\n";
+}
+
+// test ansi2html
+ob_start();
+passthru("ansi2html -h 2>&1", $buf);
+ob_end_clean();
+if ($buf != "0") {
+	$errors .= " - Error when testing ansi2html: Return code was \"$buf\".\n";
+}
+
+// test imagemagick
+ob_start();
+passthru("convert --version 2>&1", $buf);
+ob_end_clean();
+if ($buf != "0") {
+	$errors .= " - Error when testing imagemagick (convert): Return code was \"$buf\".\n";
+}
+
+// test composer
+ob_start();
+passthru("composer --version 2>&1", $buf);
+ob_end_clean();
+if ($buf != "0") {
+	$errors .= " - Error when testing composer: Return code was \"$buf\".\n";
+}
+
+// test PHP modules
+$mod_groups = array(
+	"thumbnail generation - GD" => array("gd"),
+	"thumbnail generation - EXIF" => array("exif"),
+	"database support" => array("mysql", "mysqli", "pgsql", "pdo_mysql", "pdo_pgsql"),
+	"multipaste tarball support" => array("phar"),
+);
+foreach ($mod_groups as $function => $mods) {
+	$found = 0;
+	foreach ($mods as $module) {
+		if (extension_loaded($module)) {
+			$found++;
+		}
+	}
+	if ($found == 0) {
+		$errors .= " - none of the modules needed for $function are loaded. Make sure to load at least one of these: ".implode(", ", $mods)."\n";
+	}
+}
+
+
+if ($errors != "") {
+	echo "Errors occured:\n";
+	echo $errors;
+} else {
+	echo "Dependency checks completed sucessfully.\n";
+}