Added monitoring web system. Minor changes in regulator and in control.

[hydro.git] / app-bohyn / src / forms.h

diff --git a/app-bohyn/src/forms.h b/app-bohyn/src/forms.h
new file mode 100644 (file)
index 0000000..205b848
--- /dev/null
+++ b/app-bohyn/src/forms.h
@@ -0,0 +1,205 @@
+# ifndef FORMS_H
+# define FORMS_H
+
+#include <QPair>
+#include <QString>
+#include <QVariant>
+#include <QVariantMap>
+
+#include "http.h"
+#include "utils.h"
+
+/* Form Errors */
+typedef QMap<QString, QString> ErrorDict;
+class ValidationError {
+  private:
+    QString msg;
+
+  public:
+    ValidationError(QString _msg): msg(_msg) {}
+
+    QString getMsg() { return msg; }
+};
+
+
+/* Widgets */
+class Widget : public QObject {
+  Q_OBJECT;
+  public:
+    Widget(QObject *parent=0): QObject(parent) {}
+
+    virtual ~Widget() {};
+    
+    virtual QString render(QString name, QVariant value) const = 0;
+
+    virtual QVariant valueFromDatadict(const QueryDict &data, const FilesDict &, QString name) const {
+        return QVariant(data.value(name, ""));
+    }
+};
+
+class TextInput : public Widget {
+  public:
+    TextInput(QObject *parent=0): Widget(parent) {}
+
+    virtual QString render(QString name, QVariant value) const;
+
+};
+
+typedef QPair<QString, QString> SelectOption;
+class Select : public Widget {
+  private:
+    QList<SelectOption> choices;
+    bool show_empty_row;
+
+  public:
+    Select(bool _show_empty_row=true, QObject *parent=0): Widget(parent), show_empty_row(_show_empty_row) {}
+
+    Select(const QList<SelectOption> &_choices, bool _show_empty_row=true, QObject *parent=0): Widget(parent), choices(_choices), show_empty_row(_show_empty_row) {}
+
+    void addOption(const SelectOption &option) {
+        choices.append(option);
+    }
+
+    virtual QString render(QString name, QVariant value) const;
+
+    virtual const QList<SelectOption> &getChoicesRef() const { return choices; }
+};
+
+class CheckboxInput : public Widget {
+  public:
+    CheckboxInput(QObject *parent=0): Widget(parent) {}
+
+    virtual QString render(QString name, QVariant value) const;
+
+    virtual QVariant valueFromDatadict(const QueryDict &data, const FilesDict &files, QString name) const;
+};
+
+class FileInput : public Widget {
+  public:
+    FileInput(QObject *parent=0): Widget(parent) {}
+
+    virtual QString render(QString name, QVariant value) const;
+
+    virtual QVariant valueFromDatadict(const QueryDict &data, const FilesDict &files, QString name) const;
+};
+
+
+/* Fields */
+class Field : public QObject {
+  Q_OBJECT;
+  protected:
+    QString label;
+    bool required;
+    QVariant initial;
+    Widget *widget;
+
+  public:
+    Field(QString _label, bool _required, QVariant _initial, QObject *parent=0)
+        : QObject(parent), label(_label), required(_required), initial(_initial) {}
+
+    virtual ~Field() {};
+
+    virtual QString render(const QueryDict &data, QString field_template="%1") const;
+
+    virtual QVariant clean(QVariant value) const;
+
+    virtual QString getLabel() const { return label; }
+
+    virtual bool isRequired() const { return required; }
+
+    virtual QVariant getInitial() const { return initial; }
+
+    virtual Widget *getWidgetPtr() { return widget; }
+};
+
+class CharField : public Field {
+  public:
+    CharField(QString _label, bool _required, QVariant _initial="", QObject *parent=0);
+
+};
+
+class IntegerField : public Field {
+  public:
+    IntegerField(QString _label, bool _required, QVariant _initial="", QObject *parent=0);
+    
+    virtual QVariant clean(QVariant value) const;
+};
+
+class FloatField : public Field {
+  public:
+    FloatField(QString _label, bool _required, QVariant _initial="", QObject *parent=0);
+    
+    virtual QVariant clean(QVariant value) const;
+};
+
+class ChoiceField : public Field {
+  private:
+    const QList<SelectOption> &choices;
+
+  public:
+    ChoiceField(QString _label, const QList<SelectOption> &_choices, bool _required, QVariant _initial="", QObject *parent=0);
+
+    virtual QVariant clean(QVariant value) const;
+};
+
+class BooleanField : public Field {
+  public:
+    BooleanField(QString _label, bool _required, QVariant _initial=false, QObject *parent=0);
+    
+    virtual QVariant clean(QVariant value) const;
+};
+
+class FileField : public Field {
+  public:
+    FileField(QString _label, bool _required, QObject *parent=0);
+
+    virtual QVariant clean(QVariant value) const;
+};
+
+
+/* Form */
+class Form : public QObject {
+  Q_OBJECT;
+  private:
+    bool is_bound;
+    QueryDict data;
+    FilesDict files;
+    ErrorDict errors;
+    QVariantMap cleaned_data;
+
+  public:
+    Form(QObject *parent=0): QObject(parent), is_bound(false) {}
+
+    virtual ~Form() {}
+
+    void bindData(const QueryDict &_data) {
+        is_bound = true;
+        data = _data;
+    }
+
+    void bindFiles(const FilesDict &_files) {
+        is_bound = true;
+        files = _files;
+    }
+
+    bool isBound() const { return is_bound; }
+
+    void addField(QString name, Field *field);
+
+    void setError(QString field_name, QString msg);
+
+    void fullClean();
+
+    bool isValid();
+
+    QString renderField(QString field_name, QString field_template="<p>\n\t%1\n\t%2\n\t%3\n</p>\n", QString label_template="<label for=\"%1\">%2</label>\n", QString error_template="<span class=\"errors\">%1</span>\n") const;
+
+    QList<QString> fieldNames() const;
+
+    const QVariantMap &getCleanedDataRef() const { return cleaned_data; }
+
+    Field *operator[](QString field_name) const;
+};
+
+
+# endif