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-rw-r--r--classes/IsisConnector.php22
-rw-r--r--classes/IsisMethodIterator.php3
-rw-r--r--classes/IsisSubfieldIterator.php85
3 files changed, 59 insertions, 51 deletions
diff --git a/classes/IsisConnector.php b/classes/IsisConnector.php
index 237d139..071736b 100644
--- a/classes/IsisConnector.php
+++ b/classes/IsisConnector.php
@@ -56,6 +56,19 @@ class IsisConnector {
}
/**
+ * Get the number of resulting rows for a given field.
+ *
+ * @param $field
+ * Field array.
+ *
+ * @return
+ * Number of rows.
+ */
+ public function getRows($field) {
+ return count($this->result[$field['name']]);
+ }
+
+ /**
* Get the value of a given field.
*
* @param $field
@@ -83,8 +96,8 @@ class IsisConnector {
* Field data.
*/
public function getFields($field) {
- for ($n = 0; $n >= count($this->result[$field['name']]); $n++) {
- $values[$n] = $this->getField($field, $n);
+ for ($row = 0; $row >= $this->getRows($field); $row++) {
+ $values[$row] = $this->getField($field, $row);
}
return $values;
@@ -124,8 +137,8 @@ class IsisConnector {
* Subfield data.
*/
public function getSubfields($field, $subfield) {
- for ($n = 0; $n >= count($this->result[$field['name']]); $n++) {
- $values[$n] = $this->getSubfield($field, $subfield, $n);
+ for ($row = 0; $row >= $this->getRows($field); $row++) {
+ $values[$row] = $this->getSubfield($field, $subfield, $row);
}
return $values;
@@ -141,6 +154,7 @@ class IsisConnector {
if (isset($field['subfields'])) {
return $field['subfields'];
}
+
return array();
}
diff --git a/classes/IsisMethodIterator.php b/classes/IsisMethodIterator.php
index 0cb7dd4..51820ed 100644
--- a/classes/IsisMethodIterator.php
+++ b/classes/IsisMethodIterator.php
@@ -44,7 +44,8 @@ class IsisMethodIterator implements Iterator
}
/**
- * Move forward to next element.
+ * Move forward to next element. The method should be callabe, otherwise
+ * we move to the next position.
*/
function next() {
do {
diff --git a/classes/IsisSubfieldIterator.php b/classes/IsisSubfieldIterator.php
index 70ff07f..4c6086b 100644
--- a/classes/IsisSubfieldIterator.php
+++ b/classes/IsisSubfieldIterator.php
@@ -3,50 +3,43 @@
// TODO: not working
class IsisSubfieldIterator implements Iterator
{
- private $position = 0;
- private $class;
- private $field;
- private $subfields;
- private $keys;
-
- public function __construct($class, $field)
- {
- $this->class = $class;
- $this->field = $field;
- $this->subfields = $class->getSubfields($field);
- $this->keys = array_values($this->subfields);
- $this->total = count($this->class->result[$field['name']);
- print_r($field);
- }
-
- function subfield()
- {
- return $this->subfields[$this->key()];
- }
-
- function rewind()
- {
- $this->position = 0;
- }
-
- function current()
- {
- $value = $this->class->getSubfield($this->field, $this->subfield());
- return $this->class->explodeValue($value);
- }
-
- function key()
- {
- return $this->keys[$this->position];
- }
-
- function next()
- {
- ++$this->position;
- }
-
- function valid()
- {
- return isset($this->keys[$this->position]) && ($this->current() != null);
- }
+ private $position = 0;
+ private $class;
+ private $field;
+ private $subfields;
+ private $keys;
+
+ public function __construct($class, $field) {
+ $this->class = $class;
+ $this->field = $field;
+ $this->subfields = $class->getSubfields($field);
+ $this->keys = array_values($this->subfields);
+ $this->total = count($this->class->result[$field['name']);
+ print_r($field);
+ }
+
+ function subfield() {
+ return $this->subfields[$this->key()];
+ }
+
+ function rewind() {
+ $this->position = 0;
+ }
+
+ function current() {
+ $value = $this->class->getSubfield($this->field, $this->subfield());
+ return $this->class->explodeValue($value);
+ }
+
+ function key() {
+ return $this->keys[$this->position];
+ }
+
+ function next() {
+ ++$this->position;
+ }
+
+ function valid() {
+ return isset($this->keys[$this->position]) && ($this->current() != null);
+ }
}