protected string parse_text(string text, string cname = "", Dictionary <string, string> fields = null
, System.Xml.XmlNode row = null, System.Data.DataRow dr = null, System.Web.UI.WebControls.GridViewRow container = null
, bool exclude_method = false, db_schema db = null)
{
try {
string result = text;
if (text == "" || text == null)
{
return(result);
}
// {@cond='<SCRIPT NAME>'}
while (result.IndexOf("{@cond") >= 0)
{
int startPar = result.IndexOf("{@cond='") + 8;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
result = result.Replace("{@cond='" + par + "'}", _page.code_cond_id(cname, par));
}
// {@text_qry='<ID UNIVOCO QUERY>'}
while (result.IndexOf("{@text_qry") >= 0)
{
int startPar = result.IndexOf("{@text_qry='") + 12;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
result = result.Replace("{@text_qry='" + par + "'}", _page.classPage.qry_text(par, cname));
}
// {@res_qry='<ID UNIVOCO QUERY>'}
while (result.IndexOf("{@res_qry") >= 0)
{
int startPar = result.IndexOf("{@res_qry='") + 11;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
System.Data.DataTable dt = _page.classPage.dt_from_id(par, cname, "", fields, dr, true);
result = result.Replace("{@res_qry='" + par + "'}", dt != null && dt.Rows.Count > 0 && dt.Rows[0][0] != DBNull.Value ? dt.Rows[0][0].ToString() : "");
}
// {@siteurl}
while (result.IndexOf("{@siteurl}") >= 0)
{
if (_page == null)
{
throw new Exception("non è specificata la pagina web per la parsificazione dell'espressione '" + text + "'");
}
result = result.Replace("{@siteurl}", _page.getRootUrl());
}
// {@approot}
while (result.IndexOf("{@approot}") >= 0)
{
result = result.Replace("{@approot}", _page.approot);
}
// {@ctrlname}
while (result.IndexOf("{@ctrlname}") >= 0)
{
if (cname == "")
{
throw new Exception("non è stato specificato il nome del controllo per la parsificazione dell'espressione '" + text + "'");
}
result = result.Replace("{@ctrlname}", cname);
}
// {@usr_type}
while (result.IndexOf("{@usr_type}") >= 0)
{
result = result.Replace("{@usr_type}", _page.userTypeLogged);
}
// {@usr_childs}
while (result.IndexOf("{@usr_childs}") >= 0)
{
result = result.Replace("{@usr_childs}", _page.userChilds.ToString());
}
// {@pagename}
while (result.IndexOf("{@pagename}") >= 0)
{
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave {@activepage}");
}
result = result.Replace("{@pagename}", _page.pageName);
}
// {@activepage}
while (result.IndexOf("{@activepage}") >= 0)
{
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave {@activepage}");
}
result = result.Replace("{@activepage}", _page.getCurrentUrl());
}
// {@currurl}
while (result.IndexOf("{@currurl}") >= 0)
{
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave {@currurl}");
}
result = result.Replace("{@currurl}", _page.getCurrentUrl(true));
}
// {@currurlargs='<LIST ARGUMENTS>'}
while (result.IndexOf("{@currurlargs") >= 0)
{
int startPar = result.IndexOf("{@currurlargs='") + 15;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave {@currurlargs='...'}");
}
string par = result.Substring(startPar, endPar - startPar);
result = result.Replace("{@currurlargs='" + par + "'}", strings.combineurl(_page.getCurrentUrl(true), par));
}
// {@qrypar_def='<QUERY STRING PARAMETER>'}
while (result.IndexOf("{@qrypar_def") >= 0)
{
int startPar = result.IndexOf("{@qrypar_def='") + 14;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
string value = _page.query_param(par);
result = result.Replace("{@qrypar_def='" + par + "'}", !string.IsNullOrEmpty(value) ? value : "''");
}
// {@qrypar='<QUERY STRING PARAMETER>'}
while (result.IndexOf("{@qrypar") >= 0)
{
int startPar = result.IndexOf("{@qrypar='") + 10;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
string value = _page.query_param(par);
result = result.Replace("{@qrypar='" + par + "'}", value);
}
// {@valpar='<QUERY STRING PARAMETER>'}
while (result.IndexOf("{@valpar") >= 0)
{
int startPar = result.IndexOf("{@valpar='") + 10;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
string value = _page.query_param(par);
result = result.Replace("{@valpar='" + par + "'}", string.IsNullOrEmpty(value) ? "0" : "1");
}
// {@qrykey='<QUERY STRING PARAMETER>'}
while (result.IndexOf("{@qrykey") >= 0)
{
int startPar = result.IndexOf("{@qrykey='") + 10;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
result = result.Replace("{@qrykey='" + par + "'}", _page.keystr(par) != "" ? _page.key(par).ToString() : "0");
}
// {@qryfields='<TABLE NAME>'}
while (result.IndexOf("{@qryfields") >= 0)
{
int startPar = result.IndexOf("{@qryfields='") + 13;
int endPar = result.IndexOf("'}", startPar);
if (_page == null || cname == "")
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
deeper.db.db_schema dbl = _page.conn_db_user();
if (!db.exist_schema)
{
throw new Exception("il database '" + dbl.name + "' non ha associato nessuno schema xml!");
}
string value = "";
foreach (string col_name in dbl.schema.fields_name(par))
{
value += (value != "" ? ", " : "") + "[" + col_name + "]";
}
if (value == "")
{
throw new Exception("il parametro '" + par + "' della stringa url dev'essere valorizzato!");
}
result = result.Replace("{@qryfields='" + par + "'}", value);
}
// {@var='<NAME VAR>'}
while (result.IndexOf("{@var") >= 0)
{
int startPar = result.IndexOf("{@var='") + 7;
int endPar = result.IndexOf("'}", startPar);
string par = result.Substring(startPar, endPar - startPar);
result = result.Replace("{@var='" + par + "'}", _page.cfg_var(par));
}
// {@attr='<ATTRIBUTE NAME XML NODE>'}
while (result.IndexOf("{@attr") >= 0)
{
int startPar = result.IndexOf("{@attr='") + 8;
int endPar = result.IndexOf("'}", startPar);
string attr = result.Substring(startPar, endPar - startPar);
if (row == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string value = "";
if (row.Attributes[attr] != null)
{
value = row.Attributes[attr].Value;
}
result = result.Replace("{@attr='" + attr + "'}", value);
}
// {@node='<NODE NAME XML NODE>'}
while (result.IndexOf("{@node") >= 0)
{
int startPar = result.IndexOf("{@node='") + 8;
int endPar = result.IndexOf("'}", startPar);
if (row == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string node = result.Substring(startPar, endPar - startPar);
string value = "";
if (row.SelectSingleNode(node) != null)
{
value = row.SelectSingleNode(node).InnerText;
}
result = result.Replace("{@node='" + node + "'}", value);
}
// {@pagerefargs='<PAGE NAME>','<LIST ARGUMENTS>'}
while (result.IndexOf("{@pagerefargs") >= 0)
{
int startPar = result.IndexOf("{@pagerefargs=") + 14;
int endPar = result.IndexOf("}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string contents = result.Substring(startPar, endPar - startPar);
string value = "";
{
bool first = true;
string[] pars = contents.Split(',');
foreach (string par in pars)
{
string arg = par.Substring(1, par.Length - 2);
if (first)
{
value = _page.getPageRef(arg);
first = false;
}
else
{
value = strings.combineurl(value, arg);
}
}
}
result = result.Replace("{@pagerefargs=" + contents + "}", value);
}
// {@pageref='<PAGE NAME>'}
while (result.IndexOf("{@pageref") >= 0)
{
int startPar = result.IndexOf("{@pageref='") + 11;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
string value = _page.getPageRef(par);
result = result.Replace("{@pageref='" + par + "'}", value);
}
// {@qrypar='<QUERY STRING PARAMETER>'}
while (result.IndexOf("{@qrypar") >= 0)
{
int startPar = result.IndexOf("{@qrypar='") + 10;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
string value = _page.query_param(par);
result = result.Replace("{@qrypar='" + par + "'}", value);
}
// {@siteurl='<SITE NAME>'}
while (result.IndexOf("{@siteurl='") >= 0)
{
int startPar = result.IndexOf("{@siteurl='") + 11;
int endPar = result.IndexOf("'}", startPar);
string par = result.Substring(startPar, endPar - startPar);
result = result.Replace("{@siteurl='" + par + "'}"
, _page.cfg_value("/root/websites/website[@name='" + par + "']", "url"));
}
// {@imageurl='<IMAGE NAME>'}
while (result.IndexOf("{@imageurl='") >= 0)
{
int startPar = result.IndexOf("{@imageurl='") + 12;
int endPar = result.IndexOf("'}", startPar);
string par = result.Substring(startPar, endPar - startPar);
string value = get_string(_page.cfg_value("/root/images/image[@name='" + par + "']", "url"), cname, fields, row, dr);
result = result.Replace("{@imageurl='" + par + "'}", value);
}
// {@pagetitle=''}
while (result.IndexOf("{@pagetitle='") >= 0)
{
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave {@pagetitle=''}");
}
int startPar = result.IndexOf("{@pagetitle='") + 13, endPar = result.IndexOf("'}", startPar);
string par = result.Substring(startPar, endPar - startPar);
result = result.Replace("{@pagetitle='" + par + "'}"
, _page.classPage.titlePage(_page.cfg_node("/root/pages/page[@name='" + par + "']"), fields, row, dr));
}
// {@desPage}
while (result.IndexOf("{@pagedes='") >= 0)
{
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave {@pagedes=''}");
}
int startPar = result.IndexOf("{@pagedes='") + 11, endPar = result.IndexOf("'}", startPar);
string par = result.Substring(startPar, endPar - startPar)
, des = _page.classPage.desPage(_page.cfg_node("/root/pages/page[@name='" + par + "']"), fields, row, dr);
result = result.Replace("{@pagedes='" + par + "'}", des != "" ? des : " ");
}
// {@field='<FIELD NAME>'}, {@field='<FORM NAME.FIELD NAME>'}
while (result.IndexOf("{@field") >= 0)
{
int startPar = result.IndexOf("{@field='") + 9;
int endPar = result.IndexOf("'}", startPar);
string src = result.Substring(startPar, endPar - startPar);
string field = src.IndexOf('.') >= 0 ? src.Substring(src.IndexOf('.') + 1) : src;
string formname = src.IndexOf('.') >= 0 ? src.Substring(0, src.IndexOf('.')) : "";
string value = null;
if (container != null)
{
value = System.Web.UI.DataBinder.Eval(container.DataItem, field).ToString();
}
if (value == null && (_page != null && (formname != "" || cname != "")) &&
_page.classPage.existControl(formname != "" ? formname : cname) && !_page.classPage.control(formname != "" ? formname : cname).fieldValue(field, out value))
{
value = null;
}
if (value == null && (fields != null && fields.ContainsKey(field)))
{
value = fields[field];
}
if (value == null && (dr != null && dr[field] != null))
{
value = dr[field].ToString();
}
if (value != null)
{
result = result.Replace("{@field='" + src + "'}", value);
}
else
{
throw new Exception("non è stato possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
}
// {@datefld='<FIELD NAME>','<FORMAT>'}
while (result.IndexOf("{@datefld") >= 0)
{
int startPar = result.IndexOf("{@datefld=") + 10;
int endPar = result.IndexOf("}", startPar);
string field = result.Substring(startPar, endPar - startPar).Split(',')[0];
field = field.Substring(1, field.Length - 2);
string format = result.Substring(startPar, endPar - startPar).Split(',')[1];
format = format.Substring(1, format.Length - 2);
_page.classPage.formatDates(format, out format);
// valore della form o dei campi passati da codice
if (_page != null && fields == null)
{
if (cname == "")
{
throw new Exception("l'espressione '" + text + "' non può essere valutata senza specificare il controllo d'appartenenza.");
}
string value = null;
if (container != null)
{
value = System.Web.UI.DataBinder.Eval(container.DataItem, field).ToString();
}
if (value == null && (_page != null && cname != "") &&
_page.classPage.existControl(cname) && !_page.classPage.control(cname).fieldValue(field, out value))
{
value = null;
}
if (value == null && (dr != null && dr[field] != null))
{
value = dr[field].ToString();
}
if (value == null && (fields != null && fields.ContainsKey(field)))
{
value = fields[field];
}
if (!string.IsNullOrEmpty(value))
{
value = DateTime.Parse(value).ToString(format);
}
result = result.Replace("{@datefld=" + result.Substring(startPar, endPar - startPar) + "}", value);
}
else if (fields != null)
{
if (!fields.ContainsKey(field))
{
throw new Exception("non è stato specificato il campo '" + field + "' richiesto dalla espressione '" + text + "'");
}
string value = fields[field];
if (value != "")
{
value = DateTime.Parse(value).ToString(format);
}
result = result.Replace("{@datefld=" + result.Substring(startPar, endPar - startPar) + "}", value);
}
else
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
}
// {@qry????='<FIELD NAME>'}
foreach (string type in (new string[10] {
"Text", "EqText", "Void", "Numb", "Euro", "Migl", "Real", "Flag", "Date", "EqDate"
}))
{
while (result.IndexOf("{@qry" + type) >= 0)
{
int startPar = result.IndexOf("{@qry" + type + "='") + (7 + type.Length);
string flds = result.Substring(startPar, result.IndexOf("'}", startPar) - startPar);
// valore dalla form o dei campi passati da codice
string value = null;
foreach (string f in flds.Split(new char[] { ',' }, StringSplitOptions.RemoveEmptyEntries))
{
if (_page != null && cname != "" &&
_page.classPage.existControl(cname) && !_page.classPage.control(cname).fieldValue(f, out value, type == "Text" || type == "EqText" || type == "Void"))
{
value = null;
}
if (value == null && container != null)
{
value = System.Web.UI.DataBinder.Eval(container.DataItem, f).ToString();
}
if (value == null && (dr != null && dr.Table.Columns.Contains(f)))
{
value = dr[f].ToString();
}
if (value == null && (fields != null && fields.ContainsKey(f)))
{
value = fields[f];
}
if (value != null)
{
break;
}
}
// parse valore da inserire nella query
if (value == "" || value == null)
{
value = type == "Void" ? "''" : (type == "EqDate" || type == "EqText" ? "is NULL" : "NULL");
}
else
{
if (type == "Flag")
{
value = value.ToLower() == "false" || value.ToLower() == "falso" || value.ToLower() == "0" ? "0" : "1";
}
else if (type == "Text" || type == "EqText" || type == "Void")
{
value = (type == "EqText" ? " = " : "") + "'" + value.Replace("'", "''") + "'";
}
else if (type == "Date" || type == "EqDate")
{
value = (type == "EqDate" ? " = " : "") + "'"
+ DateTime.Parse(value).ToString(_page != null && _page.conn_db_user() != null
? _page.conn_db_user().dateFormatToQuery : "") + "'";
}
else if (type == "Euro" || type == "Migl")
{
value = page_ctrl.euroToDouble(value)
.ToString(System.Globalization.CultureInfo.GetCultureInfo("en-GB"));
}
else if (type == "Real")
{
value = double.Parse(value)
.ToString(System.Globalization.CultureInfo.GetCultureInfo("en-GB"));
}
}
result = result.Replace("{@qry" + type + "='" + flds + "'}", value);
}
}
// function
// {@property='<PROPERTY NAME PAGE>'}
while (result.IndexOf("{@property") >= 0)
{
int startPar = result.IndexOf("{@property='") + 12;
int endPar = result.IndexOf("'}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string par = result.Substring(startPar, endPar - startPar);
System.Reflection.PropertyInfo pi = _page.GetType().GetProperty(par);
if (pi == null)
{
throw new Exception("la proprietà '" + par + "' non esiste!");
}
result = result.Replace("{@property='" + par + "'}", pi.GetValue(_page, null).ToString());
}
// {@method='<method name>',<type argument>:<value argument>}
while (!exclude_method && result.IndexOf("{@method") >= 0)
{
int startPar = result.IndexOf("{@method='") + 10;
int endPar = result.IndexOf("}", startPar);
if (_page == null)
{
throw new Exception("non è possibile parsificare la parola chiave " + result.Substring(startPar, endPar - startPar));
}
string pars = result.Substring(startPar - 1, (endPar - startPar) + 1);
result = result.Replace("{@method=" + pars + "}", invoke_method(result, db).ToString());
}
return(result);
} catch (Exception ex) { _page.logErr("parseExpression: '" + text + "'"); throw ex; }
}
