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annotate utils.c @ 26:9e33fc5a8d92

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Added a link to ServerJS.
author Atul Varma <varmaa@toolness.com>
date Mon, 29 Jun 2009 10:35:06 -0700
parents fc04e5f1c675
children 21045074139f
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551ba05fe6ad factored out Runtime, Context, and utils into separate files.
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1 #include "utils.h"
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2 #include "undefined.h"
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3 #include "object.h"
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4
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5 PyObject *PYM_error;
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6
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7 PyObject *
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8 PYM_jsvalToPyObject(PYM_JSContextObject *context,
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9 jsval value) {
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10 if (JSVAL_IS_INT(value))
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11 return PyInt_FromLong(JSVAL_TO_INT(value));
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12
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13 if (JSVAL_IS_DOUBLE(value)) {
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14 jsdouble *doubleRef = JSVAL_TO_DOUBLE(value);
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15 return PyFloat_FromDouble(*doubleRef);
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16 }
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17
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18 if (value == JSVAL_FALSE)
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19 Py_RETURN_FALSE;
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20
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21 if (value == JSVAL_TRUE)
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22 Py_RETURN_TRUE;
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23
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24 if (JSVAL_IS_NULL(value))
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25 Py_RETURN_NONE;
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26
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27 if (JSVAL_IS_VOID(value))
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28 Py_RETURN_UNDEFINED;
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29
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30 if (JSVAL_IS_STRING(value) && JS_CStringsAreUTF8()) {
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31 // TODO: What to do if C strings aren't UTF-8? The jschar *
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32 // type isn't actually UTF-16, it's just "UTF-16-ish", so
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33 // there doesn't seem to be any other lossless way of
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34 // transferring the string other than perhaps by transmitting
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35 // its JSON representation.
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36
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37 JSString *str = JSVAL_TO_STRING(value);
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38 const char *bytes = JS_GetStringBytes(str);
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39 const char *errors;
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40 return PyUnicode_DecodeUTF8(bytes, strlen(bytes), errors);
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41 }
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42
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43 if (JSVAL_IS_OBJECT(value))
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44 return (PyObject *) PYM_newJSObject(context, JSVAL_TO_OBJECT(value));
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45
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46 // TODO: Support more types.
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47 PyErr_SetString(PyExc_NotImplementedError,
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48 "Data type conversion not implemented.");
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49 }