Display thumbnails, if available
This commit is contained in:
parent
054dd374d3
commit
28336bcacf
60
main.c
60
main.c
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@ -714,10 +714,14 @@ static int search(const struct http_payload *const p,
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const struct user_args *const args = user;
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const struct auth *const a = args->a;
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const char *const username = p->cookie.field, *const root = auth_dir(a);
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struct page_search s = {0};
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int (*f)(struct http_response *);
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char *dir = NULL;
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struct dynstr userd, d, res;
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struct page_search s =
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{
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.username = username,
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.adir = root
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};
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dynstr_init(&userd);
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dynstr_init(&d);
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@ -994,6 +998,8 @@ static int getnode(const struct http_payload *const p,
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.r = r,
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.args = p->args,
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.n_args = p->n_args,
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.username = username,
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.adir = adir,
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.dir = dir.str,
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.root = root.str,
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.res = d.str,
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@ -2015,6 +2021,55 @@ end:
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return ret;
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}
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static int getthumbnail(const struct http_payload *const p,
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struct http_response *const r, void *const user)
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{
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int ret = -1;
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const struct user_args *const ua = user;
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const struct auth *const a = ua->a;
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struct dynstr d, dir;
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dynstr_init(&d);
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dynstr_init(&dir);
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if (auth_cookie(a, &p->cookie))
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{
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fprintf(stderr, "%s: auth_cookie failed\n", __func__);
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ret = page_forbidden(r);
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goto end;
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}
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const char *const adir = auth_dir(a);
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if (!adir)
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{
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fprintf(stderr, "%s: auth_dir failed\n", __func__);
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goto end;
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}
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else if (dynstr_append(&d, "%s%s", adir, p->resource))
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{
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fprintf(stderr, "%s: dynstr_append failed\n", __func__);
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goto end;
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}
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else if (dynstr_dup(&dir, &d))
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{
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fprintf(stderr, "%s: dynstr_dup failed\n", __func__);
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goto end;
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}
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else if (page_thumbnail(r, d.str))
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{
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fprintf(stderr, "%s: page_public failed\n", __func__);
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goto end;
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}
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ret = 0;
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end:
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dynstr_free(&d);
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dynstr_free(&dir);
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return ret;
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}
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static void usage(char *const argv[])
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{
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fprintf(stderr, "%s [-F] [-t tmpdir] [-p port] dir\n", *argv);
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@ -2247,7 +2302,8 @@ static int add_urls(struct handler *const h, void *const user)
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{.url = "/upload", .op = HTTP_OP_POST, .f = upload},
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{.url = "/mkdir", .op = HTTP_OP_POST, .f = createdir},
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{.url = "/confirm/rm", .op = HTTP_OP_POST, .f = confirm_rm},
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{.url = "/rm", .op = HTTP_OP_POST, .f = rm}
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{.url = "/rm", .op = HTTP_OP_POST, .f = rm},
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{.url = "/thumbnails/*", .op = HTTP_OP_GET, .f = getthumbnail}
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};
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for (size_t i = 0; i < sizeof urls / sizeof *urls; i++)
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133
page.c
133
page.c
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@ -101,6 +101,67 @@ end:
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return ret;
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}
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static int prepare_thumbnail(struct html_node *const n,
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const struct stat *const sb, const struct page_resource *const pr,
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const char *const name, const char *const sep)
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{
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int ret = -1;
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struct html_node *img;
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struct dynstr abs, rel;
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struct stat tsb;
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dynstr_init(&abs);
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dynstr_init(&rel);
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if (!S_ISREG(sb->st_mode))
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{
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ret = 0;
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goto end;
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}
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else if (!pr->adir || !pr->username)
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{
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ret = 0;
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goto end;
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}
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else if (dynstr_append(&rel, "/thumbnails/%s%s%s%s",
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pr->username, pr->dir + strlen("/user"), sep, name))
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{
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fprintf(stderr, "%s: dynstr_append rel failed\n", __func__);
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goto end;
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}
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else if (dynstr_append(&abs, "%s%s", pr->adir, rel.str))
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{
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fprintf(stderr, "%s: dynstr_append rel failed\n", __func__);
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goto end;
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}
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else if (stat(abs.str, &tsb))
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{
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if (errno == ENOENT)
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ret = 0;
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else
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fprintf(stderr, "%s: stat(2): %s\n", __func__, strerror(errno));
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goto end;
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}
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else if (!(img = html_node_add_child(n, "img")))
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{
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fprintf(stderr, "%s: html_node_add_child failed\n", __func__);
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goto end;
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}
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else if (html_node_add_attr(img, "src", rel.str))
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{
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fprintf(stderr, "%s: html_node_add_attr src failed\n", __func__);
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goto end;
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}
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ret = 0;
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end:
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dynstr_free(&abs);
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dynstr_free(&rel);
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return ret;
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}
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static int prepare_name(struct html_node *const n, struct stat *const sb,
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const char *const dir, const char *const name)
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{
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@ -338,19 +399,19 @@ end:
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return ret;
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}
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static int add_element(struct html_node *const n, const char *const dir,
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const char *const res, const char *const name, const bool chbx,
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struct element_stats *const st)
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static int add_element(struct html_node *const n,
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const struct page_resource *const pr, const char *const name,
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const bool chbx, struct element_stats *const st)
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{
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int ret = -1;
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enum {RM_CHECKBOX, NAME, SIZE, DATE, SHARE, PREVIEW, COLUMNS};
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enum {RM_CHECKBOX, THUMBNAIL, NAME, SIZE, DATE, SHARE, PREVIEW, COLUMNS};
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struct html_node *tr, *td[COLUMNS];
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struct dynstr path;
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const char *const sep = res[strlen(res) - 1] != '/' ? "/" : "";
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const char *const sep = pr->res[strlen(pr->res) - 1] != '/' ? "/" : "";
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dynstr_init(&path);
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if (dynstr_append(&path, "%s%s%s", res, sep, name))
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if (dynstr_append(&path, "%s%s%s", pr->res, sep, name))
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{
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fprintf(stderr, "%s: dynstr_append failed\n", __func__);
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goto end;
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@ -392,7 +453,12 @@ static int add_element(struct html_node *const n, const char *const dir,
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fprintf(stderr, "%s: prepare_rm_checkbox failed\n", __func__);
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goto end;
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}
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else if (prepare_name(td[NAME], &sb, dir, name))
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else if (prepare_thumbnail(td[THUMBNAIL], &sb, pr, name, sep))
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{
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fprintf(stderr, "%s: prepare_thumbnail failed\n", __func__);
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goto end;
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}
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else if (prepare_name(td[NAME], &sb, pr->dir, name))
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{
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fprintf(stderr, "%s: prepare_name failed\n", __func__);
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goto end;
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@ -407,12 +473,12 @@ static int add_element(struct html_node *const n, const char *const dir,
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fprintf(stderr, "%s: prepare_date failed\n", __func__);
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goto end;
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}
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else if (prepare_share(td[SHARE], &sb, dir, name))
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else if (prepare_share(td[SHARE], &sb, pr->dir, name))
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{
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fprintf(stderr, "%s: prepare_date failed\n", __func__);
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goto end;
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}
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else if (prepare_preview(td[PREVIEW], &sb, dir, name))
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else if (prepare_preview(td[PREVIEW], &sb, pr->dir, name))
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{
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fprintf(stderr, "%s: prepare_date failed\n", __func__);
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goto end;
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@ -1129,13 +1195,12 @@ end:
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return ret;
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}
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static int add_elements(const char *const root, const char *const res,
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const char *const dir, struct html_node *const table,
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struct element_stats *const st)
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static int add_elements(const struct page_resource *const pr,
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struct html_node *const table, struct element_stats *const st)
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{
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int ret = -1;
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struct dirent **pde = NULL;
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const int n = scandir(res, &pde, NULL, alphasort);
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const int n = scandir(pr->res, &pde, NULL, alphasort);
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if (n < 0)
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{
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@ -1151,9 +1216,9 @@ static int add_elements(const char *const root, const char *const res,
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const char *const name = de->d_name;
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if (!strcmp(name, ".")
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|| (!strcmp(name, "..") && !strcmp(root, res)))
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|| (!strcmp(name, "..") && !strcmp(pr->root, pr->res)))
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continue;
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else if (add_element(table, dir, res, name, true, st))
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else if (add_element(table, pr, name, true, st))
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{
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fprintf(stderr, "%s: add_element failed\n", __func__);
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goto end;
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@ -1220,7 +1285,7 @@ static int list_dir(const struct page_resource *const pr)
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fprintf(stderr, "%s: resource_layout failed\n", __func__);
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goto end;
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}
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else if (add_elements(pr->root, pr->res, pr->dir, table, &st))
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else if (add_elements(pr, table, &st))
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{
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fprintf(stderr, "%s: read_elements failed\n", __func__);
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goto end;
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@ -1815,8 +1880,15 @@ static int add_search_results(struct html_node *const n,
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for (size_t i = 0; i < s->n; i++)
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{
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const struct page_search_result *const r = &s->results[i];
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const struct page_resource pr =
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{
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.dir = "/user/",
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.adir = s->adir,
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.username = s->username,
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.res = s->root
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};
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if (add_element(table, "/user/", s->root, r->name, false, NULL))
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if (add_element(table, &pr, r->name, false, NULL))
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{
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fprintf(stderr, "%s: add_element failed\n", __func__);
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return -1;
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@ -2232,3 +2304,30 @@ int page_head_resource(struct http_response *const r, const char *const res)
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return 0;
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}
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int page_thumbnail(struct http_response *const r, const char *const res)
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{
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struct stat sb;
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if (stat(res, &sb))
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{
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if (errno == ENOENT)
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return page_not_found(r);
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else
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{
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fprintf(stderr, "%s: stat(2) %s: %s\n",
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__func__, res, strerror(errno));
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return -1;
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}
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}
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const mode_t m = sb.st_mode;
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if (!S_ISREG(m))
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{
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fprintf(stderr, "%s: only regular files are supported\n", __func__);
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return 1;
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}
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return serve_file(r, &sb, res, true);
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}
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5
page.h
5
page.h
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@ -13,7 +13,7 @@ struct page_quota
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struct page_resource
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{
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struct http_response *r;
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const char *dir, *root, *res;
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const char *adir, *username, *dir, *root, *res;
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const struct page_quota *q;
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const struct http_arg *args;
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size_t n_args;
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@ -26,7 +26,7 @@ struct page_search
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char *name;
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} *results;
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const char *root;
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const char *root, *adir, *username;
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size_t n;
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bool limit_exceeded;
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};
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@ -50,5 +50,6 @@ int page_quota_exceeded(struct http_response *r, unsigned long long len,
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unsigned long long quota);
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int page_search(struct http_response *r, const struct page_search *s);
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int page_rm(struct http_response *r, const struct page_rm *rm);
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int page_thumbnail(struct http_response *r, const char *res);
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#endif /* PAGE_H */
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