Use a separate function for "Required by" links

Do not use the same function for generating dependency and inverse
dependency links. Instead, factor out common code and create two
separate functions for those (rather different) functionalities.

Signed-off-by: Lukas Fleischer <lfleischer@archlinux.org>

1 files changed, 65 insertions, 27 deletions

diff --git a/web/lib/pkgfuncs.inc.php b/web/lib/pkgfuncs.inc.php
index d83a01f..2939c25 100644
--- a/web/lib/pkgfuncs.inc.php
+++ b/web/lib/pkgfuncs.inc.php
@@ -239,6 +239,48 @@ function pkg_relations($pkgid) {
 }
 
 /**
+ * Get the HTML code to display a package dependency link annotation
+ * (dependency type, architecture, ...)
+ *
+ * @param string $type The name of the dependency type
+ * @param string $arch The package dependency architecture
+ * @param string $desc An optdepends description
+ *
+ * @return string The HTML code of the label to display
+ */
+function pkg_deplink_annotation($type, $arch, $desc=false) {
+	if ($type == 'depends' && !$arch) {
+		return '';
+	}
+
+	$link = ' <em>(';
+
+	if ($type == 'makedepends') {
+		$link .= 'make';
+	} elseif ($type == 'checkdepends') {
+		$link .= 'check';
+	} elseif ($type == 'optdepends') {
+		$link .= 'optional';
+	}
+
+	if ($type != 'depends' && $arch) {
+		$link .= ', ';
+	}
+
+	if ($arch) {
+		$link .= htmlspecialchars($arch);
+	}
+
+	$link .= ')';
+	if ($type == 'optdepends' && $desc) {
+		$link .= ' &ndash; ' . htmlspecialchars($desc) . ' </em>';
+	}
+	$link .= '</em>';
+
+	return $link;
+}
+
+/**
  * Get the HTML code to display a package dependency link
  *
  * @param string $name The name of the dependency
@@ -246,11 +288,10 @@ function pkg_relations($pkgid) {
  * @param string $cond The package dependency condition string
  * @param string $arch The package dependency architecture
  * @param int $pkg_id The package of the package to display the dependency for
- * @param bool $show_desc Whether the description of optdepends is shown
  *
  * @return string The HTML code of the label to display
  */
-function pkg_depend_link($name, $type, $cond, $arch, $pkg_id, $show_desc=true) {
+function pkg_depend_link($name, $type, $cond, $arch, $pkg_id) {
 	if ($type == 'optdepends' && strpos($name, ':') !== false) {
 		$tokens = explode(':', $name, 2);
 		$name = $tokens[0];
@@ -295,33 +336,30 @@ function pkg_depend_link($name, $type, $cond, $arch, $pkg_id, $show_desc=true) {
 		$link .= htmlspecialchars($cond);
 	}
 
-	if ($type != 'depends' || $arch) {
-		$link .= ' <em>(';
-
-		if ($type == 'makedepends') {
-			$link .= 'make';
-		} elseif ($type == 'checkdepends') {
-			$link .= 'check';
-		} elseif ($type == 'optdepends') {
-			$link .= 'optional';
-		}
-
-		if ($type != 'depends' && $arch) {
-			$link .= ', ';
-		}
-
-		if ($arch) {
-			$link .= htmlspecialchars($arch);
-		}
+	return $link . pkg_deplink_annotation($type, $arch, $desc);
+}
 
-		$link .= ')';
-		if ($show_desc && $type == 'optdepends') {
-			$link .= ' &ndash; ' . htmlspecialchars($desc) . ' </em>';
-		}
-		$link .= '</em>';
+/**
+ * Get the HTML code to display a package requirement link
+ *
+ * @param string $name The name of the requirement
+ * @param string $type The name of the dependency type
+ * @param string $arch The package dependency architecture
+ *
+ * @return string The HTML code of the link to display
+ */
+function pkg_requiredby_link($name, $type, $arch) {
+	if ($type == 'optdepends' && strpos($name, ':') !== false) {
+		$tokens = explode(':', $name, 2);
+		$name = $tokens[0];
 	}
 
-	return $link;
+	$link = '<a href="';
+	$link .= htmlspecialchars(get_pkg_uri($name), ENT_QUOTES);
+	$link .= '" title="' . __('View packages details for') .' ' . htmlspecialchars($name) . '">';
+	$link .= htmlspecialchars($name) . '</a>';
+
+	return $link . pkg_deplink_annotation($type, $arch);
 }
 
 /**
@@ -379,7 +417,7 @@ function pkg_required($name="") {
 	$deps = array();
 	if ($name != "") {
 		$dbh = DB::connect();
-		$q = "SELECT p.Name, dt.Name, '' AS DepCondition, pd.DepArch, p.ID FROM PackageDepends pd ";
+		$q = "SELECT p.Name, dt.Name, pd.DepArch FROM PackageDepends pd ";
 		$q.= "LEFT JOIN Packages p ON p.ID = pd.PackageID ";
 		$q.= "LEFT JOIN DependencyTypes dt ON dt.ID = pd.DepTypeID ";
 		$q.= "WHERE pd.DepName = " . $dbh->quote($name) . " ";