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-rw-r--r--include/text.php58
1 files changed, 58 insertions, 0 deletions
diff --git a/include/text.php b/include/text.php
index 3ca0b3b6d..36b465bea 100644
--- a/include/text.php
+++ b/include/text.php
@@ -1762,3 +1762,61 @@ function stringify_array_elms(&$arr) {
for($x = 0; $x < count($arr); $x ++)
$arr[$x] = "'" . $arr[$x] . "'";
}
+
+/**
+ * Indents a flat JSON string to make it more human-readable.
+ *
+ * @param string $json The original JSON string to process.
+ *
+ * @return string Indented version of the original JSON string.
+ */
+function jindent($json) {
+
+ $result = '';
+ $pos = 0;
+ $strLen = strlen($json);
+ $indentStr = ' ';
+ $newLine = "\n";
+ $prevChar = '';
+ $outOfQuotes = true;
+
+ for ($i=0; $i<=$strLen; $i++) {
+
+ // Grab the next character in the string.
+ $char = substr($json, $i, 1);
+
+ // Are we inside a quoted string?
+ if ($char == '"' && $prevChar != '\\') {
+ $outOfQuotes = !$outOfQuotes;
+
+ // If this character is the end of an element,
+ // output a new line and indent the next line.
+ } else if(($char == '}' || $char == ']') && $outOfQuotes) {
+ $result .= $newLine;
+ $pos --;
+ for ($j=0; $j<$pos; $j++) {
+ $result .= $indentStr;
+ }
+ }
+
+ // Add the character to the result string.
+ $result .= $char;
+
+ // If the last character was the beginning of an element,
+ // output a new line and indent the next line.
+ if (($char == ',' || $char == '{' || $char == '[') && $outOfQuotes) {
+ $result .= $newLine;
+ if ($char == '{' || $char == '[') {
+ $pos ++;
+ }
+
+ for ($j = 0; $j < $pos; $j++) {
+ $result .= $indentStr;
+ }
+ }
+
+ $prevChar = $char;
+ }
+
+ return $result;
+}