65 lines
1.9 KiB
Vala
65 lines
1.9 KiB
Vala
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namespace Sernatur {
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/**
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* This is the database namespace for Sernatur
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*/
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namespace DB {
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/**
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* This is a wrapper for Postgres that allows easier use of the database
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*/
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namespace Wrapper {
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using Postgres;
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public errordomain Field {
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NOTFOUND
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}
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public class ResultWrapper : GLib.Object {
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public unowned Result result { get; set; default = null; }
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public ResultWrapper (Result? result = null) {
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this.result = result;
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}
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public string get_string_v (int tup_num, int field_num) {
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return result.get_value (tup_num, field_num);
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}
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public int get_int_v (int tup_num, int field_num) {
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return int.parse (result.get_value (tup_num, field_num));
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}
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public float get_float_v (int tup_num, int field_num) {
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return float.parse(result.get_value (tup_num, field_num));
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}
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public double get_double_v (int tup_num, int field_num) {
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return double.parse (result.get_value (tup_num, field_num));
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}
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public string get_string_n (int tup_num, string name) throws Field {
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return get_string_v (tup_num, check_field_found (result.get_field_number (name), name));;
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}
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public int get_int_n (int tup_num, string name) throws Field {
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return get_int_v (tup_num, check_field_found (result.get_field_number (name), name));;
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}
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public float get_float_n (int tup_num, string name) throws Field {
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return get_float_v (tup_num, check_field_found (result.get_field_number (name), name));;
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}
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public double get_double_n (int tup_num, string name) throws Field {
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return get_double_v (tup_num, check_field_found (result.get_field_number (name), name));
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}
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private int check_field_found (int field_num, string name) throws Field {
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if (field_num == -1) {
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throw new Field.NOTFOUND (dgettext (null, "The field %s was not found in the query results!"), name);
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}
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return field_num;
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}
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}
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}
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}
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}
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